Home / 294,906.10-442,359.15-282,003.70

Finding the Fourth Proportional to 294,906.10, 442,359.15 and 282,003.70

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Solution

The fourth proportional to 294,906.10, 442,359.15 and 282,003.70 is: 423,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,906.10 : 442,359.15 = 282,003.70 : x
  2. Step 2: Convert to fraction form
    294,906.10/442,359.15 = 282,003.70/x
  3. Step 3: Cross multiply
    294,906.10x = 442,359.15 × 282,003.70
  4. Step 4: Simplify right side
    294,906.10x = 124,746,917,028.86
  5. Step 5: Solve for x
    x = 124,746,917,028.86/294,906.10
  6. Step 6: Final answer
    x = 423,005.55

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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.