Home / 739,897.29-1,109,422.02-227,428.97

Finding the Fourth Proportional to 739,897.29, 1,109,422.02 and 227,428.97

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Solution

The fourth proportional to 739,897.29, 1,109,422.02 and 227,428.97 is: 341,013.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,897.29 : 1,109,422.02 = 227,428.97 : x
  2. Step 2: Convert to fraction form
    739,897.29/1,109,422.02 = 227,428.97/x
  3. Step 3: Cross multiply
    739,897.29x = 1,109,422.02 × 227,428.97
  4. Step 4: Simplify right side
    739,897.29x = 252,314,701,756.81
  5. Step 5: Solve for x
    x = 252,314,701,756.81/739,897.29
  6. Step 6: Final answer
    x = 341,013.14

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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.