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Finding the Fourth Proportional to 1,184.58, 1,776.96 and 362.88

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Solution

The fourth proportional to 1,184.58, 1,776.96 and 362.88 is: 544.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184.58 : 1,776.96 = 362.88 : x
  2. Step 2: Convert to fraction form
    1,184.58/1,776.96 = 362.88/x
  3. Step 3: Cross multiply
    1,184.58x = 1,776.96 × 362.88
  4. Step 4: Simplify right side
    1,184.58x = 644,823.24
  5. Step 5: Solve for x
    x = 644,823.24/1,184.58
  6. Step 6: Final answer
    x = 544.35

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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.