Home / 548,200.29-821,748.24-228,529.02

Finding the Fourth Proportional to 548,200.29, 821,748.24 and 228,529.02

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Solution

The fourth proportional to 548,200.29, 821,748.24 and 228,529.02 is: 342,563.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,200.29 : 821,748.24 = 228,529.02 : x
  2. Step 2: Convert to fraction form
    548,200.29/821,748.24 = 228,529.02/x
  3. Step 3: Cross multiply
    548,200.29x = 821,748.24 × 228,529.02
  4. Step 4: Simplify right side
    548,200.29x = 187,793,319,973.93
  5. Step 5: Solve for x
    x = 187,793,319,973.93/548,200.29
  6. Step 6: Final answer
    x = 342,563.34

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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.