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Finding the Fourth Proportional to 592,089.80, 887,940.30 and 218,064.20

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Solution

The fourth proportional to 592,089.80, 887,940.30 and 218,064.20 is: 327,024.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,089.80 : 887,940.30 = 218,064.20 : x
  2. Step 2: Convert to fraction form
    592,089.80/887,940.30 = 218,064.20/x
  3. Step 3: Cross multiply
    592,089.80x = 887,940.30 × 218,064.20
  4. Step 4: Simplify right side
    592,089.80x = 193,627,991,167.26
  5. Step 5: Solve for x
    x = 193,627,991,167.26/592,089.80
  6. Step 6: Final answer
    x = 327,024.70

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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.