Home / 229,084.90-343,044.15-218,587.30

Finding the Fourth Proportional to 229,084.90, 343,044.15 and 218,587.30

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Solution

The fourth proportional to 229,084.90, 343,044.15 and 218,587.30 is: 327,324.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,084.90 : 343,044.15 = 218,587.30 : x
  2. Step 2: Convert to fraction form
    229,084.90/343,044.15 = 218,587.30/x
  3. Step 3: Cross multiply
    229,084.90x = 343,044.15 × 218,587.30
  4. Step 4: Simplify right side
    229,084.90x = 74,985,094,529.30
  5. Step 5: Solve for x
    x = 74,985,094,529.30/229,084.90
  6. Step 6: Final answer
    x = 327,324.47

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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.