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Finding the Fourth Proportional to 415,868.48, 573,898.52 and 224,881.88

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Solution

The fourth proportional to 415,868.48, 573,898.52 and 224,881.88 is: 310,337.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,868.48 : 573,898.52 = 224,881.88 : x
  2. Step 2: Convert to fraction form
    415,868.48/573,898.52 = 224,881.88/x
  3. Step 3: Cross multiply
    415,868.48x = 573,898.52 × 224,881.88
  4. Step 4: Simplify right side
    415,868.48x = 129,059,378,106.82
  5. Step 5: Solve for x
    x = 129,059,378,106.82/415,868.48
  6. Step 6: Final answer
    x = 310,337.00

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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.