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Finding the Fourth Proportional to 225,580.50, 338,393.62 and 83,463.30

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Solution

The fourth proportional to 225,580.50, 338,393.62 and 83,463.30 is: 125,203.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,580.50 : 338,393.62 = 83,463.30 : x
  2. Step 2: Convert to fraction form
    225,580.50/338,393.62 = 83,463.30/x
  3. Step 3: Cross multiply
    225,580.50x = 338,393.62 × 83,463.30
  4. Step 4: Simplify right side
    225,580.50x = 28,243,448,224.15
  5. Step 5: Solve for x
    x = 28,243,448,224.15/225,580.50
  6. Step 6: Final answer
    x = 125,203.41

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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.