Home / 414,741.23-572,436.20-271,418.21

Finding the Fourth Proportional to 414,741.23, 572,436.20 and 271,418.21

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Solution

The fourth proportional to 414,741.23, 572,436.20 and 271,418.21 is: 374,618.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,741.23 : 572,436.20 = 271,418.21 : x
  2. Step 2: Convert to fraction form
    414,741.23/572,436.20 = 271,418.21/x
  3. Step 3: Cross multiply
    414,741.23x = 572,436.20 × 271,418.21
  4. Step 4: Simplify right side
    414,741.23x = 155,369,604,523.93
  5. Step 5: Solve for x
    x = 155,369,604,523.93/414,741.23
  6. Step 6: Final answer
    x = 374,618.18

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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.