Home / 415,061.60-572,786.19-240,665.58

Finding the Fourth Proportional to 415,061.60, 572,786.19 and 240,665.58

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Solution

The fourth proportional to 415,061.60, 572,786.19 and 240,665.58 is: 332,119.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,061.60 : 572,786.19 = 240,665.58 : x
  2. Step 2: Convert to fraction form
    415,061.60/572,786.19 = 240,665.58/x
  3. Step 3: Cross multiply
    415,061.60x = 572,786.19 × 240,665.58
  4. Step 4: Simplify right side
    415,061.60x = 137,849,920,632.34
  5. Step 5: Solve for x
    x = 137,849,920,632.34/415,061.60
  6. Step 6: Final answer
    x = 332,119.19

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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.