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Finding the Fourth Proportional to 1,595.95, 2,393.96 and 441.70

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Solution

The fourth proportional to 1,595.95, 2,393.96 and 441.70 is: 662.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.95 : 2,393.96 = 441.70 : x
  2. Step 2: Convert to fraction form
    1,595.95/2,393.96 = 441.70/x
  3. Step 3: Cross multiply
    1,595.95x = 2,393.96 × 441.70
  4. Step 4: Simplify right side
    1,595.95x = 1,057,417.40
  5. Step 5: Solve for x
    x = 1,057,417.40/1,595.95
  6. Step 6: Final answer
    x = 662.56

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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.