Home / 426,023.10-587,902.05-235,036.44

Finding the Fourth Proportional to 426,023.10, 587,902.05 and 235,036.44

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Solution

The fourth proportional to 426,023.10, 587,902.05 and 235,036.44 is: 324,344.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,023.10 : 587,902.05 = 235,036.44 : x
  2. Step 2: Convert to fraction form
    426,023.10/587,902.05 = 235,036.44/x
  3. Step 3: Cross multiply
    426,023.10x = 587,902.05 × 235,036.44
  4. Step 4: Simplify right side
    426,023.10x = 138,178,404,900.70
  5. Step 5: Solve for x
    x = 138,178,404,900.70/426,023.10
  6. Step 6: Final answer
    x = 324,344.87

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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.