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Finding the Fourth Proportional to 297,236.74, 410,173.71 and 169,920.55

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Solution

The fourth proportional to 297,236.74, 410,173.71 and 169,920.55 is: 234,482.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,236.74 : 410,173.71 = 169,920.55 : x
  2. Step 2: Convert to fraction form
    297,236.74/410,173.71 = 169,920.55/x
  3. Step 3: Cross multiply
    297,236.74x = 410,173.71 × 169,920.55
  4. Step 4: Simplify right side
    297,236.74x = 69,696,942,398.74
  5. Step 5: Solve for x
    x = 69,696,942,398.74/297,236.74
  6. Step 6: Final answer
    x = 234,482.93

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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.