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Finding the Fourth Proportional to 848.04, 1,169.04 and 681.96

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Solution

The fourth proportional to 848.04, 1,169.04 and 681.96 is: 940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    848.04 : 1,169.04 = 681.96 : x
  2. Step 2: Convert to fraction form
    848.04/1,169.04 = 681.96/x
  3. Step 3: Cross multiply
    848.04x = 1,169.04 × 681.96
  4. Step 4: Simplify right side
    848.04x = 797,238.52
  5. Step 5: Solve for x
    x = 797,238.52/848.04
  6. Step 6: Final answer
    x = 940.10

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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.