Home / 727,240.36-1,090,910.24-247,272.76

Finding the Fourth Proportional to 727,240.36, 1,090,910.24 and 247,272.76

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Solution

The fourth proportional to 727,240.36, 1,090,910.24 and 247,272.76 is: 370,926.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,240.36 : 1,090,910.24 = 247,272.76 : x
  2. Step 2: Convert to fraction form
    727,240.36/1,090,910.24 = 247,272.76/x
  3. Step 3: Cross multiply
    727,240.36x = 1,090,910.24 × 247,272.76
  4. Step 4: Simplify right side
    727,240.36x = 269,752,385,957.06
  5. Step 5: Solve for x
    x = 269,752,385,957.06/727,240.36
  6. Step 6: Final answer
    x = 370,926.04

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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.