Home / 779,791.29-1,167,025.54-653,574.12

Finding the Fourth Proportional to 779,791.29, 1,167,025.54 and 653,574.12

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Solution

The fourth proportional to 779,791.29, 1,167,025.54 and 653,574.12 is: 978,130.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,791.29 : 1,167,025.54 = 653,574.12 : x
  2. Step 2: Convert to fraction form
    779,791.29/1,167,025.54 = 653,574.12/x
  3. Step 3: Cross multiply
    779,791.29x = 1,167,025.54 × 653,574.12
  4. Step 4: Simplify right side
    779,791.29x = 762,737,682,853.96
  5. Step 5: Solve for x
    x = 762,737,682,853.96/779,791.29
  6. Step 6: Final answer
    x = 978,130.56

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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.