Home / 791,904.81-1,187,857.20-365,314.44

Finding the Fourth Proportional to 791,904.81, 1,187,857.20 and 365,314.44

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Solution

The fourth proportional to 791,904.81, 1,187,857.20 and 365,314.44 is: 547,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,904.81 : 1,187,857.20 = 365,314.44 : x
  2. Step 2: Convert to fraction form
    791,904.81/1,187,857.20 = 365,314.44/x
  3. Step 3: Cross multiply
    791,904.81x = 1,187,857.20 × 365,314.44
  4. Step 4: Simplify right side
    791,904.81x = 433,941,387,817.97
  5. Step 5: Solve for x
    x = 433,941,387,817.97/791,904.81
  6. Step 6: Final answer
    x = 547,971.65

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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.