Home / 479,837.62-719,091.69-180,016.12

Finding the Fourth Proportional to 479,837.62, 719,091.69 and 180,016.12

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Solution

The fourth proportional to 479,837.62, 719,091.69 and 180,016.12 is: 269,774.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,837.62 : 719,091.69 = 180,016.12 : x
  2. Step 2: Convert to fraction form
    479,837.62/719,091.69 = 180,016.12/x
  3. Step 3: Cross multiply
    479,837.62x = 719,091.69 × 180,016.12
  4. Step 4: Simplify right side
    479,837.62x = 129,448,095,958.04
  5. Step 5: Solve for x
    x = 129,448,095,958.04/479,837.62
  6. Step 6: Final answer
    x = 269,774.80

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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.