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Finding the Fourth Proportional to 424,039.50, 585,167.91 and 233,048.79

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Solution

The fourth proportional to 424,039.50, 585,167.91 and 233,048.79 is: 321,603.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,039.50 : 585,167.91 = 233,048.79 : x
  2. Step 2: Convert to fraction form
    424,039.50/585,167.91 = 233,048.79/x
  3. Step 3: Cross multiply
    424,039.50x = 585,167.91 × 233,048.79
  4. Step 4: Simplify right side
    424,039.50x = 136,372,673,372.33
  5. Step 5: Solve for x
    x = 136,372,673,372.33/424,039.50
  6. Step 6: Final answer
    x = 321,603.70

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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.