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Finding the Fourth Proportional to 1,092.51, 1,507.65 and 595.17

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Solution

The fourth proportional to 1,092.51, 1,507.65 and 595.17 is: 821.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092.51 : 1,507.65 = 595.17 : x
  2. Step 2: Convert to fraction form
    1,092.51/1,507.65 = 595.17/x
  3. Step 3: Cross multiply
    1,092.51x = 1,507.65 × 595.17
  4. Step 4: Simplify right side
    1,092.51x = 897,308.05
  5. Step 5: Solve for x
    x = 897,308.05/1,092.51
  6. Step 6: Final answer
    x = 821.33

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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.