Home / 426,348.64-588,354.06-235,357.12

Finding the Fourth Proportional to 426,348.64, 588,354.06 and 235,357.12

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Solution

The fourth proportional to 426,348.64, 588,354.06 and 235,357.12 is: 324,788.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,348.64 : 588,354.06 = 235,357.12 : x
  2. Step 2: Convert to fraction form
    426,348.64/588,354.06 = 235,357.12/x
  3. Step 3: Cross multiply
    426,348.64x = 588,354.06 × 235,357.12
  4. Step 4: Simplify right side
    426,348.64x = 138,473,317,101.91
  5. Step 5: Solve for x
    x = 138,473,317,101.91/426,348.64
  6. Step 6: Final answer
    x = 324,788.93

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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.