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Finding the Fourth Proportional to 488,753.10, 732,801.60 and 236,154.60

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Solution

The fourth proportional to 488,753.10, 732,801.60 and 236,154.60 is: 354,073.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,753.10 : 732,801.60 = 236,154.60 : x
  2. Step 2: Convert to fraction form
    488,753.10/732,801.60 = 236,154.60/x
  3. Step 3: Cross multiply
    488,753.10x = 732,801.60 × 236,154.60
  4. Step 4: Simplify right side
    488,753.10x = 173,054,468,727.36
  5. Step 5: Solve for x
    x = 173,054,468,727.36/488,753.10
  6. Step 6: Final answer
    x = 354,073.39

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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.