Home / 935,177.29-1,402,329.96-485,777.50

Finding the Fourth Proportional to 935,177.29, 1,402,329.96 and 485,777.50

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Solution

The fourth proportional to 935,177.29, 1,402,329.96 and 485,777.50 is: 728,439.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,177.29 : 1,402,329.96 = 485,777.50 : x
  2. Step 2: Convert to fraction form
    935,177.29/1,402,329.96 = 485,777.50/x
  3. Step 3: Cross multiply
    935,177.29x = 1,402,329.96 × 485,777.50
  4. Step 4: Simplify right side
    935,177.29x = 681,220,338,638.08
  5. Step 5: Solve for x
    x = 681,220,338,638.08/935,177.29
  6. Step 6: Final answer
    x = 728,439.78

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1.5x scale

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.