Home / 809,526.92-1,117,148.64-446,951.48

Finding the Fourth Proportional to 809,526.92, 1,117,148.64 and 446,951.48

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Solution

The fourth proportional to 809,526.92, 1,117,148.64 and 446,951.48 is: 616,793.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,526.92 : 1,117,148.64 = 446,951.48 : x
  2. Step 2: Convert to fraction form
    809,526.92/1,117,148.64 = 446,951.48/x
  3. Step 3: Cross multiply
    809,526.92x = 1,117,148.64 × 446,951.48
  4. Step 4: Simplify right side
    809,526.92x = 499,311,238,027.99
  5. Step 5: Solve for x
    x = 499,311,238,027.99/809,526.92
  6. Step 6: Final answer
    x = 616,793.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.