Home / 784,217.20-1,177,200.60-732,822.70

Finding the Fourth Proportional to 784,217.20, 1,177,200.60 and 732,822.70

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Solution

The fourth proportional to 784,217.20, 1,177,200.60 and 732,822.70 is: 1,100,051.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,217.20 : 1,177,200.60 = 732,822.70 : x
  2. Step 2: Convert to fraction form
    784,217.20/1,177,200.60 = 732,822.70/x
  3. Step 3: Cross multiply
    784,217.20x = 1,177,200.60 × 732,822.70
  4. Step 4: Simplify right side
    784,217.20x = 862,679,322,133.62
  5. Step 5: Solve for x
    x = 862,679,322,133.62/784,217.20
  6. Step 6: Final answer
    x = 1,100,051.52

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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.