Home / 739,714.60-1,108,923.90-502,287.40

Finding the Fourth Proportional to 739,714.60, 1,108,923.90 and 502,287.40

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Solution

The fourth proportional to 739,714.60, 1,108,923.90 and 502,287.40 is: 752,991.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,714.60 : 1,108,923.90 = 502,287.40 : x
  2. Step 2: Convert to fraction form
    739,714.60/1,108,923.90 = 502,287.40/x
  3. Step 3: Cross multiply
    739,714.60x = 1,108,923.90 × 502,287.40
  4. Step 4: Simplify right side
    739,714.60x = 556,998,502,528.86
  5. Step 5: Solve for x
    x = 556,998,502,528.86/739,714.60
  6. Step 6: Final answer
    x = 752,991.09

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1.5x scale

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.