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Finding the Fourth Proportional to 448,515.01, 672,772.52 and 307,847.17

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Solution

The fourth proportional to 448,515.01, 672,772.52 and 307,847.17 is: 461,770.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,515.01 : 672,772.52 = 307,847.17 : x
  2. Step 2: Convert to fraction form
    448,515.01/672,772.52 = 307,847.17/x
  3. Step 3: Cross multiply
    448,515.01x = 672,772.52 × 307,847.17
  4. Step 4: Simplify right side
    448,515.01x = 207,111,116,335.77
  5. Step 5: Solve for x
    x = 207,111,116,335.77/448,515.01
  6. Step 6: Final answer
    x = 461,770.76

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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.