Home / 714,253.88-1,071,350.10-215,603

Finding the Fourth Proportional to 714,253.88, 1,071,350.10 and 215,603

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Solution

The fourth proportional to 714,253.88, 1,071,350.10 and 215,603 is: 323,395.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,253.88 : 1,071,350.10 = 215,603 : x
  2. Step 2: Convert to fraction form
    714,253.88/1,071,350.10 = 215,603/x
  3. Step 3: Cross multiply
    714,253.88x = 1,071,350.10 × 215,603
  4. Step 4: Simplify right side
    714,253.88x = 230,986,295,610.30
  5. Step 5: Solve for x
    x = 230,986,295,610.30/714,253.88
  6. Step 6: Final answer
    x = 323,395.23

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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.