Home / 791,098.13-1,186,654.64-192,064.55

Finding the Fourth Proportional to 791,098.13, 1,186,654.64 and 192,064.55

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Solution

The fourth proportional to 791,098.13, 1,186,654.64 and 192,064.55 is: 288,098.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,098.13 : 1,186,654.64 = 192,064.55 : x
  2. Step 2: Convert to fraction form
    791,098.13/1,186,654.64 = 192,064.55/x
  3. Step 3: Cross multiply
    791,098.13x = 1,186,654.64 × 192,064.55
  4. Step 4: Simplify right side
    791,098.13x = 227,914,288,476.69
  5. Step 5: Solve for x
    x = 227,914,288,476.69/791,098.13
  6. Step 6: Final answer
    x = 288,098.63

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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.