Home / 646,164.27-969,246.68-290,763.14

Finding the Fourth Proportional to 646,164.27, 969,246.68 and 290,763.14

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Solution

The fourth proportional to 646,164.27, 969,246.68 and 290,763.14 is: 436,144.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,164.27 : 969,246.68 = 290,763.14 : x
  2. Step 2: Convert to fraction form
    646,164.27/969,246.68 = 290,763.14/x
  3. Step 3: Cross multiply
    646,164.27x = 969,246.68 × 290,763.14
  4. Step 4: Simplify right side
    646,164.27x = 281,821,201,811.33
  5. Step 5: Solve for x
    x = 281,821,201,811.33/646,164.27
  6. Step 6: Final answer
    x = 436,144.82

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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.