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Finding the Fourth Proportional to 1,094.67, 1,510.73 and 616.09

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Solution

The fourth proportional to 1,094.67, 1,510.73 and 616.09 is: 850.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094.67 : 1,510.73 = 616.09 : x
  2. Step 2: Convert to fraction form
    1,094.67/1,510.73 = 616.09/x
  3. Step 3: Cross multiply
    1,094.67x = 1,510.73 × 616.09
  4. Step 4: Simplify right side
    1,094.67x = 930,743.41
  5. Step 5: Solve for x
    x = 930,743.41/1,094.67
  6. Step 6: Final answer
    x = 850.25

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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.