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Finding the Fourth Proportional to 1,564.82, 2,346.54 and 468.97

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Solution

The fourth proportional to 1,564.82, 2,346.54 and 468.97 is: 703.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564.82 : 2,346.54 = 468.97 : x
  2. Step 2: Convert to fraction form
    1,564.82/2,346.54 = 468.97/x
  3. Step 3: Cross multiply
    1,564.82x = 2,346.54 × 468.97
  4. Step 4: Simplify right side
    1,564.82x = 1,100,462.44
  5. Step 5: Solve for x
    x = 1,100,462.44/1,564.82
  6. Step 6: Final answer
    x = 703.25

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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.