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Finding the Fourth Proportional to 1,184.82, 1,777.89 and 560.01

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Solution

The fourth proportional to 1,184.82, 1,777.89 and 560.01 is: 840.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184.82 : 1,777.89 = 560.01 : x
  2. Step 2: Convert to fraction form
    1,184.82/1,777.89 = 560.01/x
  3. Step 3: Cross multiply
    1,184.82x = 1,777.89 × 560.01
  4. Step 4: Simplify right side
    1,184.82x = 995,636.18
  5. Step 5: Solve for x
    x = 995,636.18/1,184.82
  6. Step 6: Final answer
    x = 840.33

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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.