Home / 385,500.24-532,046.01-222,125.49

Finding the Fourth Proportional to 385,500.24, 532,046.01 and 222,125.49

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Solution

The fourth proportional to 385,500.24, 532,046.01 and 222,125.49 is: 306,565.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,500.24 : 532,046.01 = 222,125.49 : x
  2. Step 2: Convert to fraction form
    385,500.24/532,046.01 = 222,125.49/x
  3. Step 3: Cross multiply
    385,500.24x = 532,046.01 × 222,125.49
  4. Step 4: Simplify right side
    385,500.24x = 118,180,980,673.80
  5. Step 5: Solve for x
    x = 118,180,980,673.80/385,500.24
  6. Step 6: Final answer
    x = 306,565.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.