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Finding the Fourth Proportional to 425,081.71, 586,639.44 and 234,095.10

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Solution

The fourth proportional to 425,081.71, 586,639.44 and 234,095.10 is: 323,065.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,081.71 : 586,639.44 = 234,095.10 : x
  2. Step 2: Convert to fraction form
    425,081.71/586,639.44 = 234,095.10/x
  3. Step 3: Cross multiply
    425,081.71x = 586,639.44 × 234,095.10
  4. Step 4: Simplify right side
    425,081.71x = 137,329,418,370.74
  5. Step 5: Solve for x
    x = 137,329,418,370.74/425,081.71
  6. Step 6: Final answer
    x = 323,065.93

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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.