Home / 460,205.55-690,026.45-179,394.75

Finding the Fourth Proportional to 460,205.55, 690,026.45 and 179,394.75

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Solution

The fourth proportional to 460,205.55, 690,026.45 and 179,394.75 is: 268,982.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,205.55 : 690,026.45 = 179,394.75 : x
  2. Step 2: Convert to fraction form
    460,205.55/690,026.45 = 179,394.75/x
  3. Step 3: Cross multiply
    460,205.55x = 690,026.45 × 179,394.75
  4. Step 4: Simplify right side
    460,205.55x = 123,787,121,594.16
  5. Step 5: Solve for x
    x = 123,787,121,594.16/460,205.55
  6. Step 6: Final answer
    x = 268,982.24

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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.