Home / 219,331.60-328,997.40-166,843.60

Finding the Fourth Proportional to 219,331.60, 328,997.40 and 166,843.60

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Solution

The fourth proportional to 219,331.60, 328,997.40 and 166,843.60 is: 250,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,331.60 : 328,997.40 = 166,843.60 : x
  2. Step 2: Convert to fraction form
    219,331.60/328,997.40 = 166,843.60/x
  3. Step 3: Cross multiply
    219,331.60x = 328,997.40 × 166,843.60
  4. Step 4: Simplify right side
    219,331.60x = 54,891,110,606.64
  5. Step 5: Solve for x
    x = 54,891,110,606.64/219,331.60
  6. Step 6: Final answer
    x = 250,265.40

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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.