Home / 314,077.88-433,504.49-178,191.38

Finding the Fourth Proportional to 314,077.88, 433,504.49 and 178,191.38

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Solution

The fourth proportional to 314,077.88, 433,504.49 and 178,191.38 is: 245,947.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,077.88 : 433,504.49 = 178,191.38 : x
  2. Step 2: Convert to fraction form
    314,077.88/433,504.49 = 178,191.38/x
  3. Step 3: Cross multiply
    314,077.88x = 433,504.49 × 178,191.38
  4. Step 4: Simplify right side
    314,077.88x = 77,246,760,250.82
  5. Step 5: Solve for x
    x = 77,246,760,250.82/314,077.88
  6. Step 6: Final answer
    x = 245,947.79

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1.5x scale

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.