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Finding the Fourth Proportional to 614.66, 848.39 and 552.38

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Solution

The fourth proportional to 614.66, 848.39 and 552.38 is: 762.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    614.66 : 848.39 = 552.38 : x
  2. Step 2: Convert to fraction form
    614.66/848.39 = 552.38/x
  3. Step 3: Cross multiply
    614.66x = 848.39 × 552.38
  4. Step 4: Simplify right side
    614.66x = 468,633.03
  5. Step 5: Solve for x
    x = 468,633.03/614.66
  6. Step 6: Final answer
    x = 762.42

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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.