Home / 883,171.20-1,324,756.80-218,323.20

Finding the Fourth Proportional to 883,171.20, 1,324,756.80 and 218,323.20

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Solution

The fourth proportional to 883,171.20, 1,324,756.80 and 218,323.20 is: 327,484.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,171.20 : 1,324,756.80 = 218,323.20 : x
  2. Step 2: Convert to fraction form
    883,171.20/1,324,756.80 = 218,323.20/x
  3. Step 3: Cross multiply
    883,171.20x = 1,324,756.80 × 218,323.20
  4. Step 4: Simplify right side
    883,171.20x = 289,225,143,797.76
  5. Step 5: Solve for x
    x = 289,225,143,797.76/883,171.20
  6. Step 6: Final answer
    x = 327,484.80

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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.