Home / 646,296.51-969,007.37-225,342.75

Finding the Fourth Proportional to 646,296.51, 969,007.37 and 225,342.75

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Solution

The fourth proportional to 646,296.51, 969,007.37 and 225,342.75 is: 337,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,296.51 : 969,007.37 = 225,342.75 : x
  2. Step 2: Convert to fraction form
    646,296.51/969,007.37 = 225,342.75/x
  3. Step 3: Cross multiply
    646,296.51x = 969,007.37 × 225,342.75
  4. Step 4: Simplify right side
    646,296.51x = 218,358,784,399.35
  5. Step 5: Solve for x
    x = 218,358,784,399.35/646,296.51
  6. Step 6: Final answer
    x = 337,861.62

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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.