Home / 992,560.80-1,369,294.59-610,361.76

Finding the Fourth Proportional to 992,560.80, 1,369,294.59 and 610,361.76

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Solution

The fourth proportional to 992,560.80, 1,369,294.59 and 610,361.76 is: 842,029.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,560.80 : 1,369,294.59 = 610,361.76 : x
  2. Step 2: Convert to fraction form
    992,560.80/1,369,294.59 = 610,361.76/x
  3. Step 3: Cross multiply
    992,560.80x = 1,369,294.59 × 610,361.76
  4. Step 4: Simplify right side
    992,560.80x = 835,765,055,910.88
  5. Step 5: Solve for x
    x = 835,765,055,910.88/992,560.80
  6. Step 6: Final answer
    x = 842,029.08

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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.