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Finding the Fourth Proportional to 503,497,506.60, 755,246,259.90 and 367,448,610.60

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Solution

The fourth proportional to 503,497,506.60, 755,246,259.90 and 367,448,610.60 is: 551,172,915.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,497,506.60 : 755,246,259.90 = 367,448,610.60 : x
  2. Step 2: Convert to fraction form
    503,497,506.60/755,246,259.90 = 367,448,610.60/x
  3. Step 3: Cross multiply
    503,497,506.60x = 755,246,259.90 × 367,448,610.60
  4. Step 4: Simplify right side
    503,497,506.60x = 277,514,188,861,101,504
  5. Step 5: Solve for x
    x = 277,514,188,861,101,504/503,497,506.60
  6. Step 6: Final answer
    x = 551,172,915.90

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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.