Home / 791,953.12-1,187,833.20-230,988.16

Finding the Fourth Proportional to 791,953.12, 1,187,833.20 and 230,988.16

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Solution

The fourth proportional to 791,953.12, 1,187,833.20 and 230,988.16 is: 346,454.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,953.12 : 1,187,833.20 = 230,988.16 : x
  2. Step 2: Convert to fraction form
    791,953.12/1,187,833.20 = 230,988.16/x
  3. Step 3: Cross multiply
    791,953.12x = 1,187,833.20 × 230,988.16
  4. Step 4: Simplify right side
    791,953.12x = 274,375,405,254.91
  5. Step 5: Solve for x
    x = 274,375,405,254.91/791,953.12
  6. Step 6: Final answer
    x = 346,454.10

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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.