Home / 984,555.76-1,359,140.52-576,600.88

Finding the Fourth Proportional to 984,555.76, 1,359,140.52 and 576,600.88

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Solution

The fourth proportional to 984,555.76, 1,359,140.52 and 576,600.88 is: 795,974.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,555.76 : 1,359,140.52 = 576,600.88 : x
  2. Step 2: Convert to fraction form
    984,555.76/1,359,140.52 = 576,600.88/x
  3. Step 3: Cross multiply
    984,555.76x = 1,359,140.52 × 576,600.88
  4. Step 4: Simplify right side
    984,555.76x = 783,681,619,875.66
  5. Step 5: Solve for x
    x = 783,681,619,875.66/984,555.76
  6. Step 6: Final answer
    x = 795,974.85

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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.