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Finding the Fourth Proportional to 506.93, 699.24 and 424.52

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Solution

The fourth proportional to 506.93, 699.24 and 424.52 is: 585.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    506.93 : 699.24 = 424.52 : x
  2. Step 2: Convert to fraction form
    506.93/699.24 = 424.52/x
  3. Step 3: Cross multiply
    506.93x = 699.24 × 424.52
  4. Step 4: Simplify right side
    506.93x = 296,841.36
  5. Step 5: Solve for x
    x = 296,841.36/506.93
  6. Step 6: Final answer
    x = 585.57

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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.