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Finding the Fourth Proportional to 616.44, 848.96 and 614.52

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Solution

The fourth proportional to 616.44, 848.96 and 614.52 is: 846.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    616.44 : 848.96 = 614.52 : x
  2. Step 2: Convert to fraction form
    616.44/848.96 = 614.52/x
  3. Step 3: Cross multiply
    616.44x = 848.96 × 614.52
  4. Step 4: Simplify right side
    616.44x = 521,698.91
  5. Step 5: Solve for x
    x = 521,698.91/616.44
  6. Step 6: Final answer
    x = 846.31

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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.