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Finding the Fourth Proportional to 367,633.83, 551,923.01 and 283,447.47

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Solution

The fourth proportional to 367,633.83, 551,923.01 and 283,447.47 is: 425,535.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,633.83 : 551,923.01 = 283,447.47 : x
  2. Step 2: Convert to fraction form
    367,633.83/551,923.01 = 283,447.47/x
  3. Step 3: Cross multiply
    367,633.83x = 551,923.01 × 283,447.47
  4. Step 4: Simplify right side
    367,633.83x = 156,441,182,534.69
  5. Step 5: Solve for x
    x = 156,441,182,534.69/367,633.83
  6. Step 6: Final answer
    x = 425,535.32

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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.