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Finding the Fourth Proportional to 348,487.56, 481,081.80 and 233,724.32

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Solution

The fourth proportional to 348,487.56, 481,081.80 and 233,724.32 is: 322,652.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,487.56 : 481,081.80 = 233,724.32 : x
  2. Step 2: Convert to fraction form
    348,487.56/481,081.80 = 233,724.32/x
  3. Step 3: Cross multiply
    348,487.56x = 481,081.80 × 233,724.32
  4. Step 4: Simplify right side
    348,487.56x = 112,440,516,569.38
  5. Step 5: Solve for x
    x = 112,440,516,569.38/348,487.56
  6. Step 6: Final answer
    x = 322,652.88

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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.