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Finding the Fourth Proportional to 732.06, 1,097.10 and 298.98

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Solution

The fourth proportional to 732.06, 1,097.10 and 298.98 is: 448.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.06 : 1,097.10 = 298.98 : x
  2. Step 2: Convert to fraction form
    732.06/1,097.10 = 298.98/x
  3. Step 3: Cross multiply
    732.06x = 1,097.10 × 298.98
  4. Step 4: Simplify right side
    732.06x = 328,010.96
  5. Step 5: Solve for x
    x = 328,010.96/732.06
  6. Step 6: Final answer
    x = 448.07

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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.