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Finding the Fourth Proportional to 1,801.85, 2,703.04 and 568.98

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Solution

The fourth proportional to 1,801.85, 2,703.04 and 568.98 is: 853.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801.85 : 2,703.04 = 568.98 : x
  2. Step 2: Convert to fraction form
    1,801.85/2,703.04 = 568.98/x
  3. Step 3: Cross multiply
    1,801.85x = 2,703.04 × 568.98
  4. Step 4: Simplify right side
    1,801.85x = 1,537,974.28
  5. Step 5: Solve for x
    x = 1,537,974.28/1,801.85
  6. Step 6: Final answer
    x = 853.55

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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.