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Finding the Fourth Proportional to 442,095.36, 610,097.28 and 240,890.88

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Solution

The fourth proportional to 442,095.36, 610,097.28 and 240,890.88 is: 332,432.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,095.36 : 610,097.28 = 240,890.88 : x
  2. Step 2: Convert to fraction form
    442,095.36/610,097.28 = 240,890.88/x
  3. Step 3: Cross multiply
    442,095.36x = 610,097.28 × 240,890.88
  4. Step 4: Simplify right side
    442,095.36x = 146,966,870,664.81
  5. Step 5: Solve for x
    x = 146,966,870,664.81/442,095.36
  6. Step 6: Final answer
    x = 332,432.51

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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.