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Finding the Fourth Proportional to 424,523.68, 585,828.30 and 233,535.40

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Solution

The fourth proportional to 424,523.68, 585,828.30 and 233,535.40 is: 322,270.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,523.68 : 585,828.30 = 233,535.40 : x
  2. Step 2: Convert to fraction form
    424,523.68/585,828.30 = 233,535.40/x
  3. Step 3: Cross multiply
    424,523.68x = 585,828.30 × 233,535.40
  4. Step 4: Simplify right side
    424,523.68x = 136,811,646,371.82
  5. Step 5: Solve for x
    x = 136,811,646,371.82/424,523.68
  6. Step 6: Final answer
    x = 322,270.94

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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.