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Finding the Fourth Proportional to 424,586.34, 585,680.34 and 271,568.70

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Solution

The fourth proportional to 424,586.34, 585,680.34 and 271,568.70 is: 374,605.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,586.34 : 585,680.34 = 271,568.70 : x
  2. Step 2: Convert to fraction form
    424,586.34/585,680.34 = 271,568.70/x
  3. Step 3: Cross multiply
    424,586.34x = 585,680.34 × 271,568.70
  4. Step 4: Simplify right side
    424,586.34x = 159,052,445,620.96
  5. Step 5: Solve for x
    x = 159,052,445,620.96/424,586.34
  6. Step 6: Final answer
    x = 374,605.66

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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.