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Finding the Fourth Proportional to 1,363.34, 2,043.41 and 583.11

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Solution

The fourth proportional to 1,363.34, 2,043.41 and 583.11 is: 873.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363.34 : 2,043.41 = 583.11 : x
  2. Step 2: Convert to fraction form
    1,363.34/2,043.41 = 583.11/x
  3. Step 3: Cross multiply
    1,363.34x = 2,043.41 × 583.11
  4. Step 4: Simplify right side
    1,363.34x = 1,191,529.89
  5. Step 5: Solve for x
    x = 1,191,529.89/1,363.34
  6. Step 6: Final answer
    x = 873.98

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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.