Home / 425,116.43-586,687.19-234,129.77

Finding the Fourth Proportional to 425,116.43, 586,687.19 and 234,129.77

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Solution

The fourth proportional to 425,116.43, 586,687.19 and 234,129.77 is: 323,113.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,116.43 : 586,687.19 = 234,129.77 : x
  2. Step 2: Convert to fraction form
    425,116.43/586,687.19 = 234,129.77/x
  3. Step 3: Cross multiply
    425,116.43x = 586,687.19 × 234,129.77
  4. Step 4: Simplify right side
    425,116.43x = 137,360,936,856.65
  5. Step 5: Solve for x
    x = 137,360,936,856.65/425,116.43
  6. Step 6: Final answer
    x = 323,113.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.