Home / 739,832.60-1,109,100.90-502,405.40

Finding the Fourth Proportional to 739,832.60, 1,109,100.90 and 502,405.40

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Solution

The fourth proportional to 739,832.60, 1,109,100.90 and 502,405.40 is: 753,168.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,832.60 : 1,109,100.90 = 502,405.40 : x
  2. Step 2: Convert to fraction form
    739,832.60/1,109,100.90 = 502,405.40/x
  3. Step 3: Cross multiply
    739,832.60x = 1,109,100.90 × 502,405.40
  4. Step 4: Simplify right side
    739,832.60x = 557,218,281,304.86
  5. Step 5: Solve for x
    x = 557,218,281,304.86/739,832.60
  6. Step 6: Final answer
    x = 753,168.06

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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.