Home / 1,197.48-1,795.94-620.04

Finding the Fourth Proportional to 1,197.48, 1,795.94 and 620.04

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Solution

The fourth proportional to 1,197.48, 1,795.94 and 620.04 is: 929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197.48 : 1,795.94 = 620.04 : x
  2. Step 2: Convert to fraction form
    1,197.48/1,795.94 = 620.04/x
  3. Step 3: Cross multiply
    1,197.48x = 1,795.94 × 620.04
  4. Step 4: Simplify right side
    1,197.48x = 1,113,554.64
  5. Step 5: Solve for x
    x = 1,113,554.64/1,197.48
  6. Step 6: Final answer
    x = 929.92

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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.