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Finding the Fourth Proportional to 415,914, 573,963.05 and 224,927.39

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Solution

The fourth proportional to 415,914, 573,963.05 and 224,927.39 is: 310,400.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,914 : 573,963.05 = 224,927.39 : x
  2. Step 2: Convert to fraction form
    415,914/573,963.05 = 224,927.39/x
  3. Step 3: Cross multiply
    415,914x = 573,963.05 × 224,927.39
  4. Step 4: Simplify right side
    415,914x = 129,100,010,792.94
  5. Step 5: Solve for x
    x = 129,100,010,792.94/415,914
  6. Step 6: Final answer
    x = 310,400.73

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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.