Home / 253,022.71-379,596.33-178,288.75

Finding the Fourth Proportional to 253,022.71, 379,596.33 and 178,288.75

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Solution

The fourth proportional to 253,022.71, 379,596.33 and 178,288.75 is: 267,477.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,022.71 : 379,596.33 = 178,288.75 : x
  2. Step 2: Convert to fraction form
    253,022.71/379,596.33 = 178,288.75/x
  3. Step 3: Cross multiply
    253,022.71x = 379,596.33 × 178,288.75
  4. Step 4: Simplify right side
    253,022.71x = 67,677,755,180.29
  5. Step 5: Solve for x
    x = 67,677,755,180.29/253,022.71
  6. Step 6: Final answer
    x = 267,477.00

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1.5x scale

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.