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Finding the Fourth Proportional to 848.69, 1,169.91 and 599.30

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Solution

The fourth proportional to 848.69, 1,169.91 and 599.30 is: 826.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.69 : 1,169.91 = 599.30 : x
  2. Step 2: Convert to fraction form
    848.69/1,169.91 = 599.30/x
  3. Step 3: Cross multiply
    848.69x = 1,169.91 × 599.30
  4. Step 4: Simplify right side
    848.69x = 701,121.21
  5. Step 5: Solve for x
    x = 701,121.21/848.69
  6. Step 6: Final answer
    x = 826.13

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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.