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Finding the Fourth Proportional to 1,595.74, 2,393.60 and 622.52

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Solution

The fourth proportional to 1,595.74, 2,393.60 and 622.52 is: 933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.74 : 2,393.60 = 622.52 : x
  2. Step 2: Convert to fraction form
    1,595.74/2,393.60 = 622.52/x
  3. Step 3: Cross multiply
    1,595.74x = 2,393.60 × 622.52
  4. Step 4: Simplify right side
    1,595.74x = 1,490,063.87
  5. Step 5: Solve for x
    x = 1,490,063.87/1,595.74
  6. Step 6: Final answer
    x = 933.78

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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.