Home / 752,970.58-1,129,594.47-247,560.10

Finding the Fourth Proportional to 752,970.58, 1,129,594.47 and 247,560.10

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Solution

The fourth proportional to 752,970.58, 1,129,594.47 and 247,560.10 is: 371,385.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,970.58 : 1,129,594.47 = 247,560.10 : x
  2. Step 2: Convert to fraction form
    752,970.58/1,129,594.47 = 247,560.10/x
  3. Step 3: Cross multiply
    752,970.58x = 1,129,594.47 × 247,560.10
  4. Step 4: Simplify right side
    752,970.58x = 279,642,519,952.65
  5. Step 5: Solve for x
    x = 279,642,519,952.65/752,970.58
  6. Step 6: Final answer
    x = 371,385.72

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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.