Home / 773,448.78-1,067,351.23-429,287.68

Finding the Fourth Proportional to 773,448.78, 1,067,351.23 and 429,287.68

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Solution

The fourth proportional to 773,448.78, 1,067,351.23 and 429,287.68 is: 592,412.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,448.78 : 1,067,351.23 = 429,287.68 : x
  2. Step 2: Convert to fraction form
    773,448.78/1,067,351.23 = 429,287.68/x
  3. Step 3: Cross multiply
    773,448.78x = 1,067,351.23 × 429,287.68
  4. Step 4: Simplify right side
    773,448.78x = 458,200,733,853.63
  5. Step 5: Solve for x
    x = 458,200,733,853.63/773,448.78
  6. Step 6: Final answer
    x = 592,412.51

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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.