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Finding the Fourth Proportional to 1,097.88, 1,515.08 and 600.52

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Solution

The fourth proportional to 1,097.88, 1,515.08 and 600.52 is: 828.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097.88 : 1,515.08 = 600.52 : x
  2. Step 2: Convert to fraction form
    1,097.88/1,515.08 = 600.52/x
  3. Step 3: Cross multiply
    1,097.88x = 1,515.08 × 600.52
  4. Step 4: Simplify right side
    1,097.88x = 909,836.98
  5. Step 5: Solve for x
    x = 909,836.98/1,097.88
  6. Step 6: Final answer
    x = 828.72

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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.