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Finding the Fourth Proportional to 224,009.60, 335,625.60 and 210,012.80

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Solution

The fourth proportional to 224,009.60, 335,625.60 and 210,012.80 is: 314,654.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,009.60 : 335,625.60 = 210,012.80 : x
  2. Step 2: Convert to fraction form
    224,009.60/335,625.60 = 210,012.80/x
  3. Step 3: Cross multiply
    224,009.60x = 335,625.60 × 210,012.80
  4. Step 4: Simplify right side
    224,009.60x = 70,485,672,007.68
  5. Step 5: Solve for x
    x = 70,485,672,007.68/224,009.60
  6. Step 6: Final answer
    x = 314,654.69

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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.