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Finding the Fourth Proportional to 434,817.60, 652,550.40 and 224,347.20

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Solution

The fourth proportional to 434,817.60, 652,550.40 and 224,347.20 is: 336,687.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,817.60 : 652,550.40 = 224,347.20 : x
  2. Step 2: Convert to fraction form
    434,817.60/652,550.40 = 224,347.20/x
  3. Step 3: Cross multiply
    434,817.60x = 652,550.40 × 224,347.20
  4. Step 4: Simplify right side
    434,817.60x = 146,397,855,098.88
  5. Step 5: Solve for x
    x = 146,397,855,098.88/434,817.60
  6. Step 6: Final answer
    x = 336,687.97

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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.