Home / 1,129,739.04-1,694,622.33-331,036.74

Finding the Fourth Proportional to 1,129,739.04, 1,694,622.33 and 331,036.74

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Solution

The fourth proportional to 1,129,739.04, 1,694,622.33 and 331,036.74 is: 496,559.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,739.04 : 1,694,622.33 = 331,036.74 : x
  2. Step 2: Convert to fraction form
    1,129,739.04/1,694,622.33 = 331,036.74/x
  3. Step 3: Cross multiply
    1,129,739.04x = 1,694,622.33 × 331,036.74
  4. Step 4: Simplify right side
    1,129,739.04x = 560,982,251,654.40
  5. Step 5: Solve for x
    x = 560,982,251,654.40/1,129,739.04
  6. Step 6: Final answer
    x = 496,559.14

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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.