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Finding the Fourth Proportional to 567,876.10, 851,814.15 and 483,441.70

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Solution

The fourth proportional to 567,876.10, 851,814.15 and 483,441.70 is: 725,162.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,876.10 : 851,814.15 = 483,441.70 : x
  2. Step 2: Convert to fraction form
    567,876.10/851,814.15 = 483,441.70/x
  3. Step 3: Cross multiply
    567,876.10x = 851,814.15 × 483,441.70
  4. Step 4: Simplify right side
    567,876.10x = 411,802,480,760.06
  5. Step 5: Solve for x
    x = 411,802,480,760.06/567,876.10
  6. Step 6: Final answer
    x = 725,162.55

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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.