Home / 476,157.52-656,994.73-274,836.88

Finding the Fourth Proportional to 476,157.52, 656,994.73 and 274,836.88

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Solution

The fourth proportional to 476,157.52, 656,994.73 and 274,836.88 is: 379,215.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,157.52 : 656,994.73 = 274,836.88 : x
  2. Step 2: Convert to fraction form
    476,157.52/656,994.73 = 274,836.88/x
  3. Step 3: Cross multiply
    476,157.52x = 656,994.73 × 274,836.88
  4. Step 4: Simplify right side
    476,157.52x = 180,566,377,110.48
  5. Step 5: Solve for x
    x = 180,566,377,110.48/476,157.52
  6. Step 6: Final answer
    x = 379,215.64

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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.