Home / 750,266.88-1,125,511.04-217,718.72

Finding the Fourth Proportional to 750,266.88, 1,125,511.04 and 217,718.72

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Solution

The fourth proportional to 750,266.88, 1,125,511.04 and 217,718.72 is: 326,610.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,266.88 : 1,125,511.04 = 217,718.72 : x
  2. Step 2: Convert to fraction form
    750,266.88/1,125,511.04 = 217,718.72/x
  3. Step 3: Cross multiply
    750,266.88x = 1,125,511.04 × 217,718.72
  4. Step 4: Simplify right side
    750,266.88x = 245,044,822,974.67
  5. Step 5: Solve for x
    x = 245,044,822,974.67/750,266.88
  6. Step 6: Final answer
    x = 326,610.21

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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.