Home / 330,802.13-496,367.40-131,118.14

Finding the Fourth Proportional to 330,802.13, 496,367.40 and 131,118.14

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Solution

The fourth proportional to 330,802.13, 496,367.40 and 131,118.14 is: 196,742.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,802.13 : 496,367.40 = 131,118.14 : x
  2. Step 2: Convert to fraction form
    330,802.13/496,367.40 = 131,118.14/x
  3. Step 3: Cross multiply
    330,802.13x = 496,367.40 × 131,118.14
  4. Step 4: Simplify right side
    330,802.13x = 65,082,770,244.64
  5. Step 5: Solve for x
    x = 65,082,770,244.64/330,802.13
  6. Step 6: Final answer
    x = 196,742.29

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1.5x scale

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.