Home / 849,308.97-1,267,159.31-677,731.53

Finding the Fourth Proportional to 849,308.97, 1,267,159.31 and 677,731.53

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Solution

The fourth proportional to 849,308.97, 1,267,159.31 and 677,731.53 is: 1,011,167.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,308.97 : 1,267,159.31 = 677,731.53 : x
  2. Step 2: Convert to fraction form
    849,308.97/1,267,159.31 = 677,731.53/x
  3. Step 3: Cross multiply
    849,308.97x = 1,267,159.31 × 677,731.53
  4. Step 4: Simplify right side
    849,308.97x = 858,793,819,614.37
  5. Step 5: Solve for x
    x = 858,793,819,614.37/849,308.97
  6. Step 6: Final answer
    x = 1,011,167.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.