Home / 842,581.17-1,262,753.96-368,750.61

Finding the Fourth Proportional to 842,581.17, 1,262,753.96 and 368,750.61

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Solution

The fourth proportional to 842,581.17, 1,262,753.96 and 368,750.61 is: 552,636.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,581.17 : 1,262,753.96 = 368,750.61 : x
  2. Step 2: Convert to fraction form
    842,581.17/1,262,753.96 = 368,750.61/x
  3. Step 3: Cross multiply
    842,581.17x = 1,262,753.96 × 368,750.61
  4. Step 4: Simplify right side
    842,581.17x = 465,641,291,186.16
  5. Step 5: Solve for x
    x = 465,641,291,186.16/842,581.17
  6. Step 6: Final answer
    x = 552,636.72

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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.