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Finding the Fourth Proportional to 267,438.57, 369,063.53 and 146,587.38

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Solution

The fourth proportional to 267,438.57, 369,063.53 and 146,587.38 is: 202,289.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,438.57 : 369,063.53 = 146,587.38 : x
  2. Step 2: Convert to fraction form
    267,438.57/369,063.53 = 146,587.38/x
  3. Step 3: Cross multiply
    267,438.57x = 369,063.53 × 146,587.38
  4. Step 4: Simplify right side
    267,438.57x = 54,100,055,183.31
  5. Step 5: Solve for x
    x = 54,100,055,183.31/267,438.57
  6. Step 6: Final answer
    x = 202,289.65

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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.