Home / 367,724.64-551,405.34-215,959.80

Finding the Fourth Proportional to 367,724.64, 551,405.34 and 215,959.80

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Solution

The fourth proportional to 367,724.64, 551,405.34 and 215,959.80 is: 323,833.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,724.64 : 551,405.34 = 215,959.80 : x
  2. Step 2: Convert to fraction form
    367,724.64/551,405.34 = 215,959.80/x
  3. Step 3: Cross multiply
    367,724.64x = 551,405.34 × 215,959.80
  4. Step 4: Simplify right side
    367,724.64x = 119,081,386,945.33
  5. Step 5: Solve for x
    x = 119,081,386,945.33/367,724.64
  6. Step 6: Final answer
    x = 323,833.04

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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.