Home / 425,120.77-586,693.19-234,134.11

Finding the Fourth Proportional to 425,120.77, 586,693.19 and 234,134.11

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Solution

The fourth proportional to 425,120.77, 586,693.19 and 234,134.11 is: 323,119.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,120.77 : 586,693.19 = 234,134.11 : x
  2. Step 2: Convert to fraction form
    425,120.77/586,693.19 = 234,134.11/x
  3. Step 3: Cross multiply
    425,120.77x = 586,693.19 × 234,134.11
  4. Step 4: Simplify right side
    425,120.77x = 137,364,889,202.41
  5. Step 5: Solve for x
    x = 137,364,889,202.41/425,120.77
  6. Step 6: Final answer
    x = 323,119.68

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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.