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Finding the Fourth Proportional to 435,349.92, 601,008.36 and 338,337.12

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Solution

The fourth proportional to 435,349.92, 601,008.36 and 338,337.12 is: 467,080.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,349.92 : 601,008.36 = 338,337.12 : x
  2. Step 2: Convert to fraction form
    435,349.92/601,008.36 = 338,337.12/x
  3. Step 3: Cross multiply
    435,349.92x = 601,008.36 × 338,337.12
  4. Step 4: Simplify right side
    435,349.92x = 203,343,437,618.32
  5. Step 5: Solve for x
    x = 203,343,437,618.32/435,349.92
  6. Step 6: Final answer
    x = 467,080.45

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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.