Home / 752,059.61-1,127,968.52-219,455.85

Finding the Fourth Proportional to 752,059.61, 1,127,968.52 and 219,455.85

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Solution

The fourth proportional to 752,059.61, 1,127,968.52 and 219,455.85 is: 329,148.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,059.61 : 1,127,968.52 = 219,455.85 : x
  2. Step 2: Convert to fraction form
    752,059.61/1,127,968.52 = 219,455.85/x
  3. Step 3: Cross multiply
    752,059.61x = 1,127,968.52 × 219,455.85
  4. Step 4: Simplify right side
    752,059.61x = 247,539,289,232.56
  5. Step 5: Solve for x
    x = 247,539,289,232.56/752,059.61
  6. Step 6: Final answer
    x = 329,148.50

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1.5x scale

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.