Home / 834,835.73-1,152,073.68-472,251.86

Finding the Fourth Proportional to 834,835.73, 1,152,073.68 and 472,251.86

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Solution

The fourth proportional to 834,835.73, 1,152,073.68 and 472,251.86 is: 651,707.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,835.73 : 1,152,073.68 = 472,251.86 : x
  2. Step 2: Convert to fraction form
    834,835.73/1,152,073.68 = 472,251.86/x
  3. Step 3: Cross multiply
    834,835.73x = 1,152,073.68 × 472,251.86
  4. Step 4: Simplify right side
    834,835.73x = 544,068,942,888.17
  5. Step 5: Solve for x
    x = 544,068,942,888.17/834,835.73
  6. Step 6: Final answer
    x = 651,707.78

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1.5x scale

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.