Home / 794,289.83-1,191,471.20-389,847.92

Finding the Fourth Proportional to 794,289.83, 1,191,471.20 and 389,847.92

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Solution

The fourth proportional to 794,289.83, 1,191,471.20 and 389,847.92 is: 584,789.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,289.83 : 1,191,471.20 = 389,847.92 : x
  2. Step 2: Convert to fraction form
    794,289.83/1,191,471.20 = 389,847.92/x
  3. Step 3: Cross multiply
    794,289.83x = 1,191,471.20 × 389,847.92
  4. Step 4: Simplify right side
    794,289.83x = 464,492,567,110.66
  5. Step 5: Solve for x
    x = 464,492,567,110.66/794,289.83
  6. Step 6: Final answer
    x = 584,789.77

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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.