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Finding the Fourth Proportional to 342,952, 473,274 and 192,052.48

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Solution

The fourth proportional to 342,952, 473,274 and 192,052.48 is: 265,032.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,952 : 473,274 = 192,052.48 : x
  2. Step 2: Convert to fraction form
    342,952/473,274 = 192,052.48/x
  3. Step 3: Cross multiply
    342,952x = 473,274 × 192,052.48
  4. Step 4: Simplify right side
    342,952x = 90,893,445,419.52
  5. Step 5: Solve for x
    x = 90,893,445,419.52/342,952
  6. Step 6: Final answer
    x = 265,032.56

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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.