Home / 727,062.93-1,090,760.27-221,669.10

Finding the Fourth Proportional to 727,062.93, 1,090,760.27 and 221,669.10

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Solution

The fourth proportional to 727,062.93, 1,090,760.27 and 221,669.10 is: 332,554.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,062.93 : 1,090,760.27 = 221,669.10 : x
  2. Step 2: Convert to fraction form
    727,062.93/1,090,760.27 = 221,669.10/x
  3. Step 3: Cross multiply
    727,062.93x = 1,090,760.27 × 221,669.10
  4. Step 4: Simplify right side
    727,062.93x = 241,787,846,258.31
  5. Step 5: Solve for x
    x = 241,787,846,258.31/727,062.93
  6. Step 6: Final answer
    x = 332,554.22

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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.