Home / 773,780.92-1,067,851.01-429,616.86

Finding the Fourth Proportional to 773,780.92, 1,067,851.01 and 429,616.86

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Solution

The fourth proportional to 773,780.92, 1,067,851.01 and 429,616.86 is: 592,889.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,780.92 : 1,067,851.01 = 429,616.86 : x
  2. Step 2: Convert to fraction form
    773,780.92/1,067,851.01 = 429,616.86/x
  3. Step 3: Cross multiply
    773,780.92x = 1,067,851.01 × 429,616.86
  4. Step 4: Simplify right side
    773,780.92x = 458,766,798,938.07
  5. Step 5: Solve for x
    x = 458,766,798,938.07/773,780.92
  6. Step 6: Final answer
    x = 592,889.78

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1.5x scale

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.