Home / 484,724.61-727,419.11-169,181.52

Finding the Fourth Proportional to 484,724.61, 727,419.11 and 169,181.52

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Solution

The fourth proportional to 484,724.61, 727,419.11 and 169,181.52 is: 253,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,724.61 : 727,419.11 = 169,181.52 : x
  2. Step 2: Convert to fraction form
    484,724.61/727,419.11 = 169,181.52/x
  3. Step 3: Cross multiply
    484,724.61x = 727,419.11 × 169,181.52
  4. Step 4: Simplify right side
    484,724.61x = 123,065,870,706.85
  5. Step 5: Solve for x
    x = 123,065,870,706.85/484,724.61
  6. Step 6: Final answer
    x = 253,888.22

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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.