Home / 344,304.30-516,456.45-209,585.10

Finding the Fourth Proportional to 344,304.30, 516,456.45 and 209,585.10

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Solution

The fourth proportional to 344,304.30, 516,456.45 and 209,585.10 is: 314,377.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,304.30 : 516,456.45 = 209,585.10 : x
  2. Step 2: Convert to fraction form
    344,304.30/516,456.45 = 209,585.10/x
  3. Step 3: Cross multiply
    344,304.30x = 516,456.45 × 209,585.10
  4. Step 4: Simplify right side
    344,304.30x = 108,241,576,718.90
  5. Step 5: Solve for x
    x = 108,241,576,718.90/344,304.30
  6. Step 6: Final answer
    x = 314,377.65

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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.