Home / 252,724.80-348,475.89-206,640.66

Finding the Fourth Proportional to 252,724.80, 348,475.89 and 206,640.66

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Solution

The fourth proportional to 252,724.80, 348,475.89 and 206,640.66 is: 284,931.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,724.80 : 348,475.89 = 206,640.66 : x
  2. Step 2: Convert to fraction form
    252,724.80/348,475.89 = 206,640.66/x
  3. Step 3: Cross multiply
    252,724.80x = 348,475.89 × 206,640.66
  4. Step 4: Simplify right side
    252,724.80x = 72,009,287,903.69
  5. Step 5: Solve for x
    x = 72,009,287,903.69/252,724.80
  6. Step 6: Final answer
    x = 284,931.62

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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.