Home / 592,947.79-818,268.24-321,015.73

Finding the Fourth Proportional to 592,947.79, 818,268.24 and 321,015.73

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Solution

The fourth proportional to 592,947.79, 818,268.24 and 321,015.73 is: 443,001.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,947.79 : 818,268.24 = 321,015.73 : x
  2. Step 2: Convert to fraction form
    592,947.79/818,268.24 = 321,015.73/x
  3. Step 3: Cross multiply
    592,947.79x = 818,268.24 × 321,015.73
  4. Step 4: Simplify right side
    592,947.79x = 262,676,976,399.42
  5. Step 5: Solve for x
    x = 262,676,976,399.42/592,947.79
  6. Step 6: Final answer
    x = 443,001.86

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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.