Home / 791,165.60-1,186,731.98-192,129.90

Finding the Fourth Proportional to 791,165.60, 1,186,731.98 and 192,129.90

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Solution

The fourth proportional to 791,165.60, 1,186,731.98 and 192,129.90 is: 288,190.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,165.60 : 1,186,731.98 = 192,129.90 : x
  2. Step 2: Convert to fraction form
    791,165.60/1,186,731.98 = 192,129.90/x
  3. Step 3: Cross multiply
    791,165.60x = 1,186,731.98 × 192,129.90
  4. Step 4: Simplify right side
    791,165.60x = 228,006,696,644.20
  5. Step 5: Solve for x
    x = 228,006,696,644.20/791,165.60
  6. Step 6: Final answer
    x = 288,190.86

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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.