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Finding the Fourth Proportional to 325,150.92, 487,095.12 and 239,606.37

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Solution

The fourth proportional to 325,150.92, 487,095.12 and 239,606.37 is: 358,944.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,150.92 : 487,095.12 = 239,606.37 : x
  2. Step 2: Convert to fraction form
    325,150.92/487,095.12 = 239,606.37/x
  3. Step 3: Cross multiply
    325,150.92x = 487,095.12 × 239,606.37
  4. Step 4: Simplify right side
    325,150.92x = 116,711,093,547.91
  5. Step 5: Solve for x
    x = 116,711,093,547.91/325,150.92
  6. Step 6: Final answer
    x = 358,944.37

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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.