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Finding the Fourth Proportional to 488,732.10, 733,098.15 and 410,000.10

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Solution

The fourth proportional to 488,732.10, 733,098.15 and 410,000.10 is: 615,000.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,732.10 : 733,098.15 = 410,000.10 : x
  2. Step 2: Convert to fraction form
    488,732.10/733,098.15 = 410,000.10/x
  3. Step 3: Cross multiply
    488,732.10x = 733,098.15 × 410,000.10
  4. Step 4: Simplify right side
    488,732.10x = 300,570,314,809.82
  5. Step 5: Solve for x
    x = 300,570,314,809.82/488,732.10
  6. Step 6: Final answer
    x = 615,000.15

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Similar ratio
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1.5x scale

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.