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Finding the Fourth Proportional to 336,677.92, 464,615.28 and 215,819.14

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Solution

The fourth proportional to 336,677.92, 464,615.28 and 215,819.14 is: 297,830.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,677.92 : 464,615.28 = 215,819.14 : x
  2. Step 2: Convert to fraction form
    336,677.92/464,615.28 = 215,819.14/x
  3. Step 3: Cross multiply
    336,677.92x = 464,615.28 × 215,819.14
  4. Step 4: Simplify right side
    336,677.92x = 100,272,870,160.46
  5. Step 5: Solve for x
    x = 100,272,870,160.46/336,677.92
  6. Step 6: Final answer
    x = 297,830.25

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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.