Home / 415,192.68-573,008.21-254,154.15

Finding the Fourth Proportional to 415,192.68, 573,008.21 and 254,154.15

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Solution

The fourth proportional to 415,192.68, 573,008.21 and 254,154.15 is: 350,758.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,192.68 : 573,008.21 = 254,154.15 : x
  2. Step 2: Convert to fraction form
    415,192.68/573,008.21 = 254,154.15/x
  3. Step 3: Cross multiply
    415,192.68x = 573,008.21 × 254,154.15
  4. Step 4: Simplify right side
    415,192.68x = 145,632,413,284.80
  5. Step 5: Solve for x
    x = 145,632,413,284.80/415,192.68
  6. Step 6: Final answer
    x = 350,758.62

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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.