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Finding the Fourth Proportional to 1,097.13, 1,513.98 and 599.67

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Solution

The fourth proportional to 1,097.13, 1,513.98 and 599.67 is: 827.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097.13 : 1,513.98 = 599.67 : x
  2. Step 2: Convert to fraction form
    1,097.13/1,513.98 = 599.67/x
  3. Step 3: Cross multiply
    1,097.13x = 1,513.98 × 599.67
  4. Step 4: Simplify right side
    1,097.13x = 907,888.39
  5. Step 5: Solve for x
    x = 907,888.39/1,097.13
  6. Step 6: Final answer
    x = 827.51

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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.