Home / 980,577.96-1,471,310.52-500,557.80

Finding the Fourth Proportional to 980,577.96, 1,471,310.52 and 500,557.80

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Solution

The fourth proportional to 980,577.96, 1,471,310.52 and 500,557.80 is: 751,063.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,577.96 : 1,471,310.52 = 500,557.80 : x
  2. Step 2: Convert to fraction form
    980,577.96/1,471,310.52 = 500,557.80/x
  3. Step 3: Cross multiply
    980,577.96x = 1,471,310.52 × 500,557.80
  4. Step 4: Simplify right side
    980,577.96x = 736,475,957,008.06
  5. Step 5: Solve for x
    x = 736,475,957,008.06/980,577.96
  6. Step 6: Final answer
    x = 751,063.14

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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.