Home / 727,574.10-1,091,493.28-247,777.28

Finding the Fourth Proportional to 727,574.10, 1,091,493.28 and 247,777.28

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Solution

The fourth proportional to 727,574.10, 1,091,493.28 and 247,777.28 is: 371,710.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,574.10 : 1,091,493.28 = 247,777.28 : x
  2. Step 2: Convert to fraction form
    727,574.10/1,091,493.28 = 247,777.28/x
  3. Step 3: Cross multiply
    727,574.10x = 1,091,493.28 × 247,777.28
  4. Step 4: Simplify right side
    727,574.10x = 270,447,233,608.29
  5. Step 5: Solve for x
    x = 270,447,233,608.29/727,574.10
  6. Step 6: Final answer
    x = 371,710.92

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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.