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Finding the Fourth Proportional to 426,335.73, 588,343.41 and 235,349.25

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Solution

The fourth proportional to 426,335.73, 588,343.41 and 235,349.25 is: 324,782.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,335.73 : 588,343.41 = 235,349.25 : x
  2. Step 2: Convert to fraction form
    426,335.73/588,343.41 = 235,349.25/x
  3. Step 3: Cross multiply
    426,335.73x = 588,343.41 × 235,349.25
  4. Step 4: Simplify right side
    426,335.73x = 138,466,180,285.94
  5. Step 5: Solve for x
    x = 138,466,180,285.94/426,335.73
  6. Step 6: Final answer
    x = 324,782.02

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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.