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Finding the Fourth Proportional to 1,091.93, 1,506.86 and 594.57

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Solution

The fourth proportional to 1,091.93, 1,506.86 and 594.57 is: 820.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091.93 : 1,506.86 = 594.57 : x
  2. Step 2: Convert to fraction form
    1,091.93/1,506.86 = 594.57/x
  3. Step 3: Cross multiply
    1,091.93x = 1,506.86 × 594.57
  4. Step 4: Simplify right side
    1,091.93x = 895,935.90
  5. Step 5: Solve for x
    x = 895,935.90/1,091.93
  6. Step 6: Final answer
    x = 820.51

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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.