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Finding the Fourth Proportional to 576,132.10, 864,198.15 and 482,820.10

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Solution

The fourth proportional to 576,132.10, 864,198.15 and 482,820.10 is: 724,230.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,132.10 : 864,198.15 = 482,820.10 : x
  2. Step 2: Convert to fraction form
    576,132.10/864,198.15 = 482,820.10/x
  3. Step 3: Cross multiply
    576,132.10x = 864,198.15 × 482,820.10
  4. Step 4: Simplify right side
    576,132.10x = 417,252,237,202.82
  5. Step 5: Solve for x
    x = 417,252,237,202.82/576,132.10
  6. Step 6: Final answer
    x = 724,230.15

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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.