Home / 1,015,104.52-1,522,657.92-305,132.56

Finding the Fourth Proportional to 1,015,104.52, 1,522,657.92 and 305,132.56

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Solution

The fourth proportional to 1,015,104.52, 1,522,657.92 and 305,132.56 is: 457,699.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,104.52 : 1,522,657.92 = 305,132.56 : x
  2. Step 2: Convert to fraction form
    1,015,104.52/1,522,657.92 = 305,132.56/x
  3. Step 3: Cross multiply
    1,015,104.52x = 1,522,657.92 × 305,132.56
  4. Step 4: Simplify right side
    1,015,104.52x = 464,612,509,133.88
  5. Step 5: Solve for x
    x = 464,612,509,133.88/1,015,104.52
  6. Step 6: Final answer
    x = 457,699.18

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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.