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Finding the Fourth Proportional to 265,847, 366,868.88 and 146,615

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Solution

The fourth proportional to 265,847, 366,868.88 and 146,615 is: 202,328.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,847 : 366,868.88 = 146,615 : x
  2. Step 2: Convert to fraction form
    265,847/366,868.88 = 146,615/x
  3. Step 3: Cross multiply
    265,847x = 366,868.88 × 146,615
  4. Step 4: Simplify right side
    265,847x = 53,788,480,841.20
  5. Step 5: Solve for x
    x = 53,788,480,841.20/265,847
  6. Step 6: Final answer
    x = 202,328.71

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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.