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Finding the Fourth Proportional to 1,518.45, 2,277.67 and 594.66

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Solution

The fourth proportional to 1,518.45, 2,277.67 and 594.66 is: 891.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518.45 : 2,277.67 = 594.66 : x
  2. Step 2: Convert to fraction form
    1,518.45/2,277.67 = 594.66/x
  3. Step 3: Cross multiply
    1,518.45x = 2,277.67 × 594.66
  4. Step 4: Simplify right side
    1,518.45x = 1,354,434.60
  5. Step 5: Solve for x
    x = 1,354,434.60/1,518.45
  6. Step 6: Final answer
    x = 891.98

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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.