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Finding the Fourth Proportional to 415,359.03, 573,195.98 and 224,372.42

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Solution

The fourth proportional to 415,359.03, 573,195.98 and 224,372.42 is: 309,634.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,359.03 : 573,195.98 = 224,372.42 : x
  2. Step 2: Convert to fraction form
    415,359.03/573,195.98 = 224,372.42/x
  3. Step 3: Cross multiply
    415,359.03x = 573,195.98 × 224,372.42
  4. Step 4: Simplify right side
    415,359.03x = 128,609,369,166.87
  5. Step 5: Solve for x
    x = 128,609,369,166.87/415,359.03
  6. Step 6: Final answer
    x = 309,634.22

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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.