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Finding the Fourth Proportional to 585,366.95, 878,037.92 and 269,823.86

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Solution

The fourth proportional to 585,366.95, 878,037.92 and 269,823.86 is: 404,730.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,366.95 : 878,037.92 = 269,823.86 : x
  2. Step 2: Convert to fraction form
    585,366.95/878,037.92 = 269,823.86/x
  3. Step 3: Cross multiply
    585,366.95x = 878,037.92 × 269,823.86
  4. Step 4: Simplify right side
    585,366.95x = 236,915,576,410.58
  5. Step 5: Solve for x
    x = 236,915,576,410.58/585,366.95
  6. Step 6: Final answer
    x = 404,730.02

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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.