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Finding the Fourth Proportional to 273,233.40, 410,109.30 and 168,257.40

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Solution

The fourth proportional to 273,233.40, 410,109.30 and 168,257.40 is: 252,545.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,233.40 : 410,109.30 = 168,257.40 : x
  2. Step 2: Convert to fraction form
    273,233.40/410,109.30 = 168,257.40/x
  3. Step 3: Cross multiply
    273,233.40x = 410,109.30 × 168,257.40
  4. Step 4: Simplify right side
    273,233.40x = 69,003,924,533.82
  5. Step 5: Solve for x
    x = 69,003,924,533.82/273,233.40
  6. Step 6: Final answer
    x = 252,545.72

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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.