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Finding the Fourth Proportional to 738.10, 1,104.99 and 463.33

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Solution

The fourth proportional to 738.10, 1,104.99 and 463.33 is: 693.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    738.10 : 1,104.99 = 463.33 : x
  2. Step 2: Convert to fraction form
    738.10/1,104.99 = 463.33/x
  3. Step 3: Cross multiply
    738.10x = 1,104.99 × 463.33
  4. Step 4: Simplify right side
    738.10x = 511,975.02
  5. Step 5: Solve for x
    x = 511,975.02/738.10
  6. Step 6: Final answer
    x = 693.64

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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.