Home / 1,197.04-1,795.48-427.44

Finding the Fourth Proportional to 1,197.04, 1,795.48 and 427.44

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Solution

The fourth proportional to 1,197.04, 1,795.48 and 427.44 is: 641.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197.04 : 1,795.48 = 427.44 : x
  2. Step 2: Convert to fraction form
    1,197.04/1,795.48 = 427.44/x
  3. Step 3: Cross multiply
    1,197.04x = 1,795.48 × 427.44
  4. Step 4: Simplify right side
    1,197.04x = 767,459.97
  5. Step 5: Solve for x
    x = 767,459.97/1,197.04
  6. Step 6: Final answer
    x = 641.13

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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.