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Finding the Fourth Proportional to 424,446.64, 585,724.01 and 233,459.98

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Solution

The fourth proportional to 424,446.64, 585,724.01 and 233,459.98 is: 322,167.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,446.64 : 585,724.01 = 233,459.98 : x
  2. Step 2: Convert to fraction form
    424,446.64/585,724.01 = 233,459.98/x
  3. Step 3: Cross multiply
    424,446.64x = 585,724.01 × 233,459.98
  4. Step 4: Simplify right side
    424,446.64x = 136,743,112,731.50
  5. Step 5: Solve for x
    x = 136,743,112,731.50/424,446.64
  6. Step 6: Final answer
    x = 322,167.97

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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.