Home / 1,043,526.38-1,565,289.56-255,558.38

Finding the Fourth Proportional to 1,043,526.38, 1,565,289.56 and 255,558.38

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Solution

The fourth proportional to 1,043,526.38, 1,565,289.56 and 255,558.38 is: 383,337.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,526.38 : 1,565,289.56 = 255,558.38 : x
  2. Step 2: Convert to fraction form
    1,043,526.38/1,565,289.56 = 255,558.38/x
  3. Step 3: Cross multiply
    1,043,526.38x = 1,565,289.56 × 255,558.38
  4. Step 4: Simplify right side
    1,043,526.38x = 400,022,856,996.96
  5. Step 5: Solve for x
    x = 400,022,856,996.96/1,043,526.38
  6. Step 6: Final answer
    x = 383,337.56

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.