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Finding the Fourth Proportional to 424,312.56, 585,607.32 and 273,846.96

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Solution

The fourth proportional to 424,312.56, 585,607.32 and 273,846.96 is: 377,944.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,312.56 : 585,607.32 = 273,846.96 : x
  2. Step 2: Convert to fraction form
    424,312.56/585,607.32 = 273,846.96/x
  3. Step 3: Cross multiply
    424,312.56x = 585,607.32 × 273,846.96
  4. Step 4: Simplify right side
    424,312.56x = 160,366,784,335.75
  5. Step 5: Solve for x
    x = 160,366,784,335.75/424,312.56
  6. Step 6: Final answer
    x = 377,944.94

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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.