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Finding the Fourth Proportional to 1,341.52, 1,852.42 and 844.96

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Solution

The fourth proportional to 1,341.52, 1,852.42 and 844.96 is: 1,166.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.52 : 1,852.42 = 844.96 : x
  2. Step 2: Convert to fraction form
    1,341.52/1,852.42 = 844.96/x
  3. Step 3: Cross multiply
    1,341.52x = 1,852.42 × 844.96
  4. Step 4: Simplify right side
    1,341.52x = 1,565,220.80
  5. Step 5: Solve for x
    x = 1,565,220.80/1,341.52
  6. Step 6: Final answer
    x = 1,166.75

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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.