Home / 756,026.30-1,134,039.45-195,060.80

Finding the Fourth Proportional to 756,026.30, 1,134,039.45 and 195,060.80

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Solution

The fourth proportional to 756,026.30, 1,134,039.45 and 195,060.80 is: 292,591.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,026.30 : 1,134,039.45 = 195,060.80 : x
  2. Step 2: Convert to fraction form
    756,026.30/1,134,039.45 = 195,060.80/x
  3. Step 3: Cross multiply
    756,026.30x = 1,134,039.45 × 195,060.80
  4. Step 4: Simplify right side
    756,026.30x = 221,206,642,348.56
  5. Step 5: Solve for x
    x = 221,206,642,348.56/756,026.30
  6. Step 6: Final answer
    x = 292,591.20

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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.