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Finding the Fourth Proportional to 1,495.93, 2,241.23 and 910.63

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Solution

The fourth proportional to 1,495.93, 2,241.23 and 910.63 is: 1,364.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.93 : 2,241.23 = 910.63 : x
  2. Step 2: Convert to fraction form
    1,495.93/2,241.23 = 910.63/x
  3. Step 3: Cross multiply
    1,495.93x = 2,241.23 × 910.63
  4. Step 4: Simplify right side
    1,495.93x = 2,040,938.36
  5. Step 5: Solve for x
    x = 2,040,938.36/1,495.93
  6. Step 6: Final answer
    x = 1,364.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.