Home / 506,296.20-759,531.78-206,939.64

Finding the Fourth Proportional to 506,296.20, 759,531.78 and 206,939.64

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Solution

The fourth proportional to 506,296.20, 759,531.78 and 206,939.64 is: 310,445.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,296.20 : 759,531.78 = 206,939.64 : x
  2. Step 2: Convert to fraction form
    506,296.20/759,531.78 = 206,939.64/x
  3. Step 3: Cross multiply
    506,296.20x = 759,531.78 × 206,939.64
  4. Step 4: Simplify right side
    506,296.20x = 157,177,233,121.76
  5. Step 5: Solve for x
    x = 157,177,233,121.76/506,296.20
  6. Step 6: Final answer
    x = 310,445.22

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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.