Home / 1,043,433.40-1,565,150.10-412,022.20

Finding the Fourth Proportional to 1,043,433.40, 1,565,150.10 and 412,022.20

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Solution

The fourth proportional to 1,043,433.40, 1,565,150.10 and 412,022.20 is: 618,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,433.40 : 1,565,150.10 = 412,022.20 : x
  2. Step 2: Convert to fraction form
    1,043,433.40/1,565,150.10 = 412,022.20/x
  3. Step 3: Cross multiply
    1,043,433.40x = 1,565,150.10 × 412,022.20
  4. Step 4: Simplify right side
    1,043,433.40x = 644,876,587,532.22
  5. Step 5: Solve for x
    x = 644,876,587,532.22/1,043,433.40
  6. Step 6: Final answer
    x = 618,033.30

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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.