Home / 220,288.88-330,433.56-60,366.17

Finding the Fourth Proportional to 220,288.88, 330,433.56 and 60,366.17

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Solution

The fourth proportional to 220,288.88, 330,433.56 and 60,366.17 is: 90,549.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,288.88 : 330,433.56 = 60,366.17 : x
  2. Step 2: Convert to fraction form
    220,288.88/330,433.56 = 60,366.17/x
  3. Step 3: Cross multiply
    220,288.88x = 330,433.56 × 60,366.17
  4. Step 4: Simplify right side
    220,288.88x = 19,947,006,804.50
  5. Step 5: Solve for x
    x = 19,947,006,804.50/220,288.88
  6. Step 6: Final answer
    x = 90,549.32

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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.