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Finding the Fourth Proportional to 424,551.98, 585,884.64 and 230,961.48

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Solution

The fourth proportional to 424,551.98, 585,884.64 and 230,961.48 is: 318,728.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,551.98 : 585,884.64 = 230,961.48 : x
  2. Step 2: Convert to fraction form
    424,551.98/585,884.64 = 230,961.48/x
  3. Step 3: Cross multiply
    424,551.98x = 585,884.64 × 230,961.48
  4. Step 4: Simplify right side
    424,551.98x = 135,316,782,232.71
  5. Step 5: Solve for x
    x = 135,316,782,232.71/424,551.98
  6. Step 6: Final answer
    x = 318,728.42

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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.