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Finding the Fourth Proportional to 704,000.10, 1,056,000.15 and 424,064.10

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Solution

The fourth proportional to 704,000.10, 1,056,000.15 and 424,064.10 is: 636,096.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,000.10 : 1,056,000.15 = 424,064.10 : x
  2. Step 2: Convert to fraction form
    704,000.10/1,056,000.15 = 424,064.10/x
  3. Step 3: Cross multiply
    704,000.10x = 1,056,000.15 × 424,064.10
  4. Step 4: Simplify right side
    704,000.10x = 447,811,753,209.62
  5. Step 5: Solve for x
    x = 447,811,753,209.62/704,000.10
  6. Step 6: Final answer
    x = 636,096.15

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Similar ratio
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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.