Home / 842,582.17-1,262,755.45-368,751.61

Finding the Fourth Proportional to 842,582.17, 1,262,755.45 and 368,751.61

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Solution

The fourth proportional to 842,582.17, 1,262,755.45 and 368,751.61 is: 552,638.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,582.17 : 1,262,755.45 = 368,751.61 : x
  2. Step 2: Convert to fraction form
    842,582.17/1,262,755.45 = 368,751.61/x
  3. Step 3: Cross multiply
    842,582.17x = 1,262,755.45 × 368,751.61
  4. Step 4: Simplify right side
    842,582.17x = 465,643,105,223.78
  5. Step 5: Solve for x
    x = 465,643,105,223.78/842,582.17
  6. Step 6: Final answer
    x = 552,638.21

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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.