Home / 773,865.25-1,067,928.47-429,699.49

Finding the Fourth Proportional to 773,865.25, 1,067,928.47 and 429,699.49

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Solution

The fourth proportional to 773,865.25, 1,067,928.47 and 429,699.49 is: 592,982.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,865.25 : 1,067,928.47 = 429,699.49 : x
  2. Step 2: Convert to fraction form
    773,865.25/1,067,928.47 = 429,699.49/x
  3. Step 3: Cross multiply
    773,865.25x = 1,067,928.47 × 429,699.49
  4. Step 4: Simplify right side
    773,865.25x = 458,888,315,708.54
  5. Step 5: Solve for x
    x = 458,888,315,708.54/773,865.25
  6. Step 6: Final answer
    x = 592,982.20

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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.