Home / 996,126.52-1,374,648.18-566,406.64

Finding the Fourth Proportional to 996,126.52, 1,374,648.18 and 566,406.64

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Solution

The fourth proportional to 996,126.52, 1,374,648.18 and 566,406.64 is: 781,637.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,126.52 : 1,374,648.18 = 566,406.64 : x
  2. Step 2: Convert to fraction form
    996,126.52/1,374,648.18 = 566,406.64/x
  3. Step 3: Cross multiply
    996,126.52x = 1,374,648.18 × 566,406.64
  4. Step 4: Simplify right side
    996,126.52x = 778,609,856,815.92
  5. Step 5: Solve for x
    x = 778,609,856,815.92/996,126.52
  6. Step 6: Final answer
    x = 781,637.51

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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.