Home / 902,757.78-1,353,981.15-271,502.10

Finding the Fourth Proportional to 902,757.78, 1,353,981.15 and 271,502.10

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Solution

The fourth proportional to 902,757.78, 1,353,981.15 and 271,502.10 is: 407,206.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,757.78 : 1,353,981.15 = 271,502.10 : x
  2. Step 2: Convert to fraction form
    902,757.78/1,353,981.15 = 271,502.10/x
  3. Step 3: Cross multiply
    902,757.78x = 1,353,981.15 × 271,502.10
  4. Step 4: Simplify right side
    902,757.78x = 367,608,725,585.42
  5. Step 5: Solve for x
    x = 367,608,725,585.42/902,757.78
  6. Step 6: Final answer
    x = 407,206.38

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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.