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Finding the Fourth Proportional to 567,915.10, 851,872.65 and 483,480.70

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Solution

The fourth proportional to 567,915.10, 851,872.65 and 483,480.70 is: 725,221.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,915.10 : 851,872.65 = 483,480.70 : x
  2. Step 2: Convert to fraction form
    567,915.10/851,872.65 = 483,480.70/x
  3. Step 3: Cross multiply
    567,915.10x = 851,872.65 × 483,480.70
  4. Step 4: Simplify right side
    567,915.10x = 411,863,985,132.86
  5. Step 5: Solve for x
    x = 411,863,985,132.86/567,915.10
  6. Step 6: Final answer
    x = 725,221.05

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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.