Home / 1,007,147.14-1,389,863-548,265.03

Finding the Fourth Proportional to 1,007,147.14, 1,389,863 and 548,265.03

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Solution

The fourth proportional to 1,007,147.14, 1,389,863 and 548,265.03 is: 756,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,147.14 : 1,389,863 = 548,265.03 : x
  2. Step 2: Convert to fraction form
    1,007,147.14/1,389,863 = 548,265.03/x
  3. Step 3: Cross multiply
    1,007,147.14x = 1,389,863 × 548,265.03
  4. Step 4: Simplify right side
    1,007,147.14x = 762,013,279,390.89
  5. Step 5: Solve for x
    x = 762,013,279,390.89/1,007,147.14
  6. Step 6: Final answer
    x = 756,605.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.