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Finding the Fourth Proportional to 620.93, 927.25 and 589.34

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Solution

The fourth proportional to 620.93, 927.25 and 589.34 is: 880.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    620.93 : 927.25 = 589.34 : x
  2. Step 2: Convert to fraction form
    620.93/927.25 = 589.34/x
  3. Step 3: Cross multiply
    620.93x = 927.25 × 589.34
  4. Step 4: Simplify right side
    620.93x = 546,466.36
  5. Step 5: Solve for x
    x = 546,466.36/620.93
  6. Step 6: Final answer
    x = 880.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.