Home / 219,322.40-328,546.20-152,837.60

Finding the Fourth Proportional to 219,322.40, 328,546.20 and 152,837.60

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Solution

The fourth proportional to 219,322.40, 328,546.20 and 152,837.60 is: 228,951.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,322.40 : 328,546.20 = 152,837.60 : x
  2. Step 2: Convert to fraction form
    219,322.40/328,546.20 = 152,837.60/x
  3. Step 3: Cross multiply
    219,322.40x = 328,546.20 × 152,837.60
  4. Step 4: Simplify right side
    219,322.40x = 50,214,212,697.12
  5. Step 5: Solve for x
    x = 50,214,212,697.12/219,322.40
  6. Step 6: Final answer
    x = 228,951.59

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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.