Home / 739,314.04-1,108,807.60-206,691.88

Finding the Fourth Proportional to 739,314.04, 1,108,807.60 and 206,691.88

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Solution

The fourth proportional to 739,314.04, 1,108,807.60 and 206,691.88 is: 309,992.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,314.04 : 1,108,807.60 = 206,691.88 : x
  2. Step 2: Convert to fraction form
    739,314.04/1,108,807.60 = 206,691.88/x
  3. Step 3: Cross multiply
    739,314.04x = 1,108,807.60 × 206,691.88
  4. Step 4: Simplify right side
    739,314.04x = 229,181,527,402.29
  5. Step 5: Solve for x
    x = 229,181,527,402.29/739,314.04
  6. Step 6: Final answer
    x = 309,992.12

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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.