Home / 800,472.36-1,104,711.84-456,316.50

Finding the Fourth Proportional to 800,472.36, 1,104,711.84 and 456,316.50

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Solution

The fourth proportional to 800,472.36, 1,104,711.84 and 456,316.50 is: 629,750.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,472.36 : 1,104,711.84 = 456,316.50 : x
  2. Step 2: Convert to fraction form
    800,472.36/1,104,711.84 = 456,316.50/x
  3. Step 3: Cross multiply
    800,472.36x = 1,104,711.84 × 456,316.50
  4. Step 4: Simplify right side
    800,472.36x = 504,098,240,337.36
  5. Step 5: Solve for x
    x = 504,098,240,337.36/800,472.36
  6. Step 6: Final answer
    x = 629,750.96

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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.