Home / 415,306.28-573,123.06-224,319.66

Finding the Fourth Proportional to 415,306.28, 573,123.06 and 224,319.66

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Solution

The fourth proportional to 415,306.28, 573,123.06 and 224,319.66 is: 309,561.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,306.28 : 573,123.06 = 224,319.66 : x
  2. Step 2: Convert to fraction form
    415,306.28/573,123.06 = 224,319.66/x
  3. Step 3: Cross multiply
    415,306.28x = 573,123.06 × 224,319.66
  4. Step 4: Simplify right side
    415,306.28x = 128,562,769,957.36
  5. Step 5: Solve for x
    x = 128,562,769,957.36/415,306.28
  6. Step 6: Final answer
    x = 309,561.34

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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.