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Finding the Fourth Proportional to 265,348.20, 365,793.66 and 201,575.28

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Solution

The fourth proportional to 265,348.20, 365,793.66 and 201,575.28 is: 277,880.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,348.20 : 365,793.66 = 201,575.28 : x
  2. Step 2: Convert to fraction form
    265,348.20/365,793.66 = 201,575.28/x
  3. Step 3: Cross multiply
    265,348.20x = 365,793.66 × 201,575.28
  4. Step 4: Simplify right side
    265,348.20x = 73,734,959,436.72
  5. Step 5: Solve for x
    x = 73,734,959,436.72/265,348.20
  6. Step 6: Final answer
    x = 277,880.01

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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.