Home / 727,010.40-1,090,564.20-247,231.20

Finding the Fourth Proportional to 727,010.40, 1,090,564.20 and 247,231.20

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Solution

The fourth proportional to 727,010.40, 1,090,564.20 and 247,231.20 is: 370,863.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,010.40 : 1,090,564.20 = 247,231.20 : x
  2. Step 2: Convert to fraction form
    727,010.40/1,090,564.20 = 247,231.20/x
  3. Step 3: Cross multiply
    727,010.40x = 1,090,564.20 × 247,231.20
  4. Step 4: Simplify right side
    727,010.40x = 269,621,495,843.04
  5. Step 5: Solve for x
    x = 269,621,495,843.04/727,010.40
  6. Step 6: Final answer
    x = 370,863.33

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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.