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Finding the Fourth Proportional to 424,327.92, 585,576.72 and 233,342.64

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Solution

The fourth proportional to 424,327.92, 585,576.72 and 233,342.64 is: 322,015.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,327.92 : 585,576.72 = 233,342.64 : x
  2. Step 2: Convert to fraction form
    424,327.92/585,576.72 = 233,342.64/x
  3. Step 3: Cross multiply
    424,327.92x = 585,576.72 × 233,342.64
  4. Step 4: Simplify right side
    424,327.92x = 136,640,017,767.34
  5. Step 5: Solve for x
    x = 136,640,017,767.34/424,327.92
  6. Step 6: Final answer
    x = 322,015.15

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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.