Home / 725,264.89-1,087,897.13-226,628.89

Finding the Fourth Proportional to 725,264.89, 1,087,897.13 and 226,628.89

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Solution

The fourth proportional to 725,264.89, 1,087,897.13 and 226,628.89 is: 339,943.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,264.89 : 1,087,897.13 = 226,628.89 : x
  2. Step 2: Convert to fraction form
    725,264.89/1,087,897.13 = 226,628.89/x
  3. Step 3: Cross multiply
    725,264.89x = 1,087,897.13 × 226,628.89
  4. Step 4: Simplify right side
    725,264.89x = 246,548,916,003.06
  5. Step 5: Solve for x
    x = 246,548,916,003.06/725,264.89
  6. Step 6: Final answer
    x = 339,943.27

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1.5x scale

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.