Home / 493,985.80-681,701.08-267,631.30

Finding the Fourth Proportional to 493,985.80, 681,701.08 and 267,631.30

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Solution

The fourth proportional to 493,985.80, 681,701.08 and 267,631.30 is: 369,331.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,985.80 : 681,701.08 = 267,631.30 : x
  2. Step 2: Convert to fraction form
    493,985.80/681,701.08 = 267,631.30/x
  3. Step 3: Cross multiply
    493,985.80x = 681,701.08 × 267,631.30
  4. Step 4: Simplify right side
    493,985.80x = 182,444,546,251.80
  5. Step 5: Solve for x
    x = 182,444,546,251.80/493,985.80
  6. Step 6: Final answer
    x = 369,331.56

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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.