Home / 354,015.90-531,023.85-228,044.70

Finding the Fourth Proportional to 354,015.90, 531,023.85 and 228,044.70

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Solution

The fourth proportional to 354,015.90, 531,023.85 and 228,044.70 is: 342,067.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,015.90 : 531,023.85 = 228,044.70 : x
  2. Step 2: Convert to fraction form
    354,015.90/531,023.85 = 228,044.70/x
  3. Step 3: Cross multiply
    354,015.90x = 531,023.85 × 228,044.70
  4. Step 4: Simplify right side
    354,015.90x = 121,097,174,566.10
  5. Step 5: Solve for x
    x = 121,097,174,566.10/354,015.90
  6. Step 6: Final answer
    x = 342,067.05

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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.