Home / 839,195.14-1,259,890.33-498,260.98

Finding the Fourth Proportional to 839,195.14, 1,259,890.33 and 498,260.98

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Solution

The fourth proportional to 839,195.14, 1,259,890.33 and 498,260.98 is: 748,043.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,195.14 : 1,259,890.33 = 498,260.98 : x
  2. Step 2: Convert to fraction form
    839,195.14/1,259,890.33 = 498,260.98/x
  3. Step 3: Cross multiply
    839,195.14x = 1,259,890.33 × 498,260.98
  4. Step 4: Simplify right side
    839,195.14x = 627,754,181,727.57
  5. Step 5: Solve for x
    x = 627,754,181,727.57/839,195.14
  6. Step 6: Final answer
    x = 748,043.16

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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.