Home / 479,667.08-719,121.06-180,114.29

Finding the Fourth Proportional to 479,667.08, 719,121.06 and 180,114.29

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Solution

The fourth proportional to 479,667.08, 719,121.06 and 180,114.29 is: 270,028.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,667.08 : 719,121.06 = 180,114.29 : x
  2. Step 2: Convert to fraction form
    479,667.08/719,121.06 = 180,114.29/x
  3. Step 3: Cross multiply
    479,667.08x = 719,121.06 × 180,114.29
  4. Step 4: Simplify right side
    479,667.08x = 129,523,975,550.34
  5. Step 5: Solve for x
    x = 129,523,975,550.34/479,667.08
  6. Step 6: Final answer
    x = 270,028.91

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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.