Home / 253,011.20-379,579.06-178,277.25

Finding the Fourth Proportional to 253,011.20, 379,579.06 and 178,277.25

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Solution

The fourth proportional to 253,011.20, 379,579.06 and 178,277.25 is: 267,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,011.20 : 379,579.06 = 178,277.25 : x
  2. Step 2: Convert to fraction form
    253,011.20/379,579.06 = 178,277.25/x
  3. Step 3: Cross multiply
    253,011.20x = 379,579.06 × 178,277.25
  4. Step 4: Simplify right side
    253,011.20x = 67,670,312,620.65
  5. Step 5: Solve for x
    x = 67,670,312,620.65/253,011.20
  6. Step 6: Final answer
    x = 267,459.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.