Home / 497,723.28-686,873.16-271,372.56

Finding the Fourth Proportional to 497,723.28, 686,873.16 and 271,372.56

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Solution

The fourth proportional to 497,723.28, 686,873.16 and 271,372.56 is: 374,502.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,723.28 : 686,873.16 = 271,372.56 : x
  2. Step 2: Convert to fraction form
    497,723.28/686,873.16 = 271,372.56/x
  3. Step 3: Cross multiply
    497,723.28x = 686,873.16 × 271,372.56
  4. Step 4: Simplify right side
    497,723.28x = 186,398,527,824.49
  5. Step 5: Solve for x
    x = 186,398,527,824.49/497,723.28
  6. Step 6: Final answer
    x = 374,502.33

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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.