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Finding the Fourth Proportional to 1,134.18, 1,701.09 and 364.50

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Solution

The fourth proportional to 1,134.18, 1,701.09 and 364.50 is: 546.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134.18 : 1,701.09 = 364.50 : x
  2. Step 2: Convert to fraction form
    1,134.18/1,701.09 = 364.50/x
  3. Step 3: Cross multiply
    1,134.18x = 1,701.09 × 364.50
  4. Step 4: Simplify right side
    1,134.18x = 620,047.31
  5. Step 5: Solve for x
    x = 620,047.31/1,134.18
  6. Step 6: Final answer
    x = 546.69

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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.