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Finding the Fourth Proportional to 446,753.60, 616,519.98 and 242,805.02

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Solution

The fourth proportional to 446,753.60, 616,519.98 and 242,805.02 is: 335,070.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,753.60 : 616,519.98 = 242,805.02 : x
  2. Step 2: Convert to fraction form
    446,753.60/616,519.98 = 242,805.02/x
  3. Step 3: Cross multiply
    446,753.60x = 616,519.98 × 242,805.02
  4. Step 4: Simplify right side
    446,753.60x = 149,694,146,074.30
  5. Step 5: Solve for x
    x = 149,694,146,074.30/446,753.60
  6. Step 6: Final answer
    x = 335,070.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.