Home / 752,907.96-1,129,392.72-191,957.04

Finding the Fourth Proportional to 752,907.96, 1,129,392.72 and 191,957.04

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Solution

The fourth proportional to 752,907.96, 1,129,392.72 and 191,957.04 is: 287,943.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,907.96 : 1,129,392.72 = 191,957.04 : x
  2. Step 2: Convert to fraction form
    752,907.96/1,129,392.72 = 191,957.04/x
  3. Step 3: Cross multiply
    752,907.96x = 1,129,392.72 × 191,957.04
  4. Step 4: Simplify right side
    752,907.96x = 216,794,883,528.75
  5. Step 5: Solve for x
    x = 216,794,883,528.75/752,907.96
  6. Step 6: Final answer
    x = 287,943.41

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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.