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Finding the Fourth Proportional to 740.95, 1,110.24 and 466.22

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Solution

The fourth proportional to 740.95, 1,110.24 and 466.22 is: 698.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    740.95 : 1,110.24 = 466.22 : x
  2. Step 2: Convert to fraction form
    740.95/1,110.24 = 466.22/x
  3. Step 3: Cross multiply
    740.95x = 1,110.24 × 466.22
  4. Step 4: Simplify right side
    740.95x = 517,618.87
  5. Step 5: Solve for x
    x = 517,618.87/740.95
  6. Step 6: Final answer
    x = 698.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.