Home / 425,981.14-587,850.69-235,002.58

Finding the Fourth Proportional to 425,981.14, 587,850.69 and 235,002.58

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Solution

The fourth proportional to 425,981.14, 587,850.69 and 235,002.58 is: 324,301.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,981.14 : 587,850.69 = 235,002.58 : x
  2. Step 2: Convert to fraction form
    425,981.14/587,850.69 = 235,002.58/x
  3. Step 3: Cross multiply
    425,981.14x = 587,850.69 × 235,002.58
  4. Step 4: Simplify right side
    425,981.14x = 138,146,428,804.78
  5. Step 5: Solve for x
    x = 138,146,428,804.78/425,981.14
  6. Step 6: Final answer
    x = 324,301.75

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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.