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Finding the Fourth Proportional to 1,144.52, 1,717.02 and 364.76

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Solution

The fourth proportional to 1,144.52, 1,717.02 and 364.76 is: 547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144.52 : 1,717.02 = 364.76 : x
  2. Step 2: Convert to fraction form
    1,144.52/1,717.02 = 364.76/x
  3. Step 3: Cross multiply
    1,144.52x = 1,717.02 × 364.76
  4. Step 4: Simplify right side
    1,144.52x = 626,291.63
  5. Step 5: Solve for x
    x = 626,291.63/1,144.52
  6. Step 6: Final answer
    x = 547.21

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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.