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Finding the Fourth Proportional to 502,250.40, 753,375.60 and 169,826.40

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Solution

The fourth proportional to 502,250.40, 753,375.60 and 169,826.40 is: 254,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,250.40 : 753,375.60 = 169,826.40 : x
  2. Step 2: Convert to fraction form
    502,250.40/753,375.60 = 169,826.40/x
  3. Step 3: Cross multiply
    502,250.40x = 753,375.60 × 169,826.40
  4. Step 4: Simplify right side
    502,250.40x = 127,943,065,995.84
  5. Step 5: Solve for x
    x = 127,943,065,995.84/502,250.40
  6. Step 6: Final answer
    x = 254,739.60

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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.