Home / 785,262.22-1,177,752.98-208,888.61

Finding the Fourth Proportional to 785,262.22, 1,177,752.98 and 208,888.61

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Solution

The fourth proportional to 785,262.22, 1,177,752.98 and 208,888.61 is: 313,295.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,262.22 : 1,177,752.98 = 208,888.61 : x
  2. Step 2: Convert to fraction form
    785,262.22/1,177,752.98 = 208,888.61/x
  3. Step 3: Cross multiply
    785,262.22x = 1,177,752.98 × 208,888.61
  4. Step 4: Simplify right side
    785,262.22x = 246,019,186,382.16
  5. Step 5: Solve for x
    x = 246,019,186,382.16/785,262.22
  6. Step 6: Final answer
    x = 313,295.59

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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.