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Finding the Fourth Proportional to 1,595.06, 2,392.59 and 773.30

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Solution

The fourth proportional to 1,595.06, 2,392.59 and 773.30 is: 1,159.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.06 : 2,392.59 = 773.30 : x
  2. Step 2: Convert to fraction form
    1,595.06/2,392.59 = 773.30/x
  3. Step 3: Cross multiply
    1,595.06x = 2,392.59 × 773.30
  4. Step 4: Simplify right side
    1,595.06x = 1,850,189.85
  5. Step 5: Solve for x
    x = 1,850,189.85/1,595.06
  6. Step 6: Final answer
    x = 1,159.95

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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.