Home / 220,352.27-302,105.75-216,366.46

Finding the Fourth Proportional to 220,352.27, 302,105.75 and 216,366.46

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Solution

The fourth proportional to 220,352.27, 302,105.75 and 216,366.46 is: 296,641.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,352.27 : 302,105.75 = 216,366.46 : x
  2. Step 2: Convert to fraction form
    220,352.27/302,105.75 = 216,366.46/x
  3. Step 3: Cross multiply
    220,352.27x = 302,105.75 × 216,366.46
  4. Step 4: Simplify right side
    220,352.27x = 65,365,551,673.15
  5. Step 5: Solve for x
    x = 65,365,551,673.15/220,352.27
  6. Step 6: Final answer
    x = 296,641.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.