Home / 426,794.09-588,987.72-235,819.79

Finding the Fourth Proportional to 426,794.09, 588,987.72 and 235,819.79

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Solution

The fourth proportional to 426,794.09, 588,987.72 and 235,819.79 is: 325,437.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,794.09 : 588,987.72 = 235,819.79 : x
  2. Step 2: Convert to fraction form
    426,794.09/588,987.72 = 235,819.79/x
  3. Step 3: Cross multiply
    426,794.09x = 588,987.72 × 235,819.79
  4. Step 4: Simplify right side
    426,794.09x = 138,894,957,498.04
  5. Step 5: Solve for x
    x = 138,894,957,498.04/426,794.09
  6. Step 6: Final answer
    x = 325,437.87

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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.