Home / 592,121.80-887,988.30-218,096.20

Finding the Fourth Proportional to 592,121.80, 887,988.30 and 218,096.20

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Solution

The fourth proportional to 592,121.80, 887,988.30 and 218,096.20 is: 327,072.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,121.80 : 887,988.30 = 218,096.20 : x
  2. Step 2: Convert to fraction form
    592,121.80/887,988.30 = 218,096.20/x
  3. Step 3: Cross multiply
    592,121.80x = 887,988.30 × 218,096.20
  4. Step 4: Simplify right side
    592,121.80x = 193,666,873,874.46
  5. Step 5: Solve for x
    x = 193,666,873,874.46/592,121.80
  6. Step 6: Final answer
    x = 327,072.70

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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.