Home / 750,852.30-1,126,169.10-218,317.80

Finding the Fourth Proportional to 750,852.30, 1,126,169.10 and 218,317.80

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Solution

The fourth proportional to 750,852.30, 1,126,169.10 and 218,317.80 is: 327,444.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,852.30 : 1,126,169.10 = 218,317.80 : x
  2. Step 2: Convert to fraction form
    750,852.30/1,126,169.10 = 218,317.80/x
  3. Step 3: Cross multiply
    750,852.30x = 1,126,169.10 × 218,317.80
  4. Step 4: Simplify right side
    750,852.30x = 245,862,760,339.98
  5. Step 5: Solve for x
    x = 245,862,760,339.98/750,852.30
  6. Step 6: Final answer
    x = 327,444.91

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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.