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Finding the Fourth Proportional to 367,649.47, 551,946.48 and 283,463.11

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Solution

The fourth proportional to 367,649.47, 551,946.48 and 283,463.11 is: 425,558.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,649.47 : 551,946.48 = 283,463.11 : x
  2. Step 2: Convert to fraction form
    367,649.47/551,946.48 = 283,463.11/x
  3. Step 3: Cross multiply
    367,649.47x = 551,946.48 × 283,463.11
  4. Step 4: Simplify right side
    367,649.47x = 156,456,465,774.35
  5. Step 5: Solve for x
    x = 156,456,465,774.35/367,649.47
  6. Step 6: Final answer
    x = 425,558.80

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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.