Home / 558,337.48-771,294.90-432,634.12

Finding the Fourth Proportional to 558,337.48, 771,294.90 and 432,634.12

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Solution

The fourth proportional to 558,337.48, 771,294.90 and 432,634.12 is: 597,646.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,337.48 : 771,294.90 = 432,634.12 : x
  2. Step 2: Convert to fraction form
    558,337.48/771,294.90 = 432,634.12/x
  3. Step 3: Cross multiply
    558,337.48x = 771,294.90 × 432,634.12
  4. Step 4: Simplify right side
    558,337.48x = 333,688,490,321.99
  5. Step 5: Solve for x
    x = 333,688,490,321.99/558,337.48
  6. Step 6: Final answer
    x = 597,646.59

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.