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Finding the Fourth Proportional to 435,203.28, 652,279.96 and 224,726.48

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Solution

The fourth proportional to 435,203.28, 652,279.96 and 224,726.48 is: 336,818.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,203.28 : 652,279.96 = 224,726.48 : x
  2. Step 2: Convert to fraction form
    435,203.28/652,279.96 = 224,726.48/x
  3. Step 3: Cross multiply
    435,203.28x = 652,279.96 × 224,726.48
  4. Step 4: Simplify right side
    435,203.28x = 146,584,579,385.34
  5. Step 5: Solve for x
    x = 146,584,579,385.34/435,203.28
  6. Step 6: Final answer
    x = 336,818.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.