Home / 688,246.20-1,032,369.30-373,318.20

Finding the Fourth Proportional to 688,246.20, 1,032,369.30 and 373,318.20

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Solution

The fourth proportional to 688,246.20, 1,032,369.30 and 373,318.20 is: 559,977.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,246.20 : 1,032,369.30 = 373,318.20 : x
  2. Step 2: Convert to fraction form
    688,246.20/1,032,369.30 = 373,318.20/x
  3. Step 3: Cross multiply
    688,246.20x = 1,032,369.30 × 373,318.20
  4. Step 4: Simplify right side
    688,246.20x = 385,402,248,811.26
  5. Step 5: Solve for x
    x = 385,402,248,811.26/688,246.20
  6. Step 6: Final answer
    x = 559,977.30

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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.