Home / 802,158.39-1,203,505.56-262,439.37

Finding the Fourth Proportional to 802,158.39, 1,203,505.56 and 262,439.37

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Solution

The fourth proportional to 802,158.39, 1,203,505.56 and 262,439.37 is: 393,746.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,158.39 : 1,203,505.56 = 262,439.37 : x
  2. Step 2: Convert to fraction form
    802,158.39/1,203,505.56 = 262,439.37/x
  3. Step 3: Cross multiply
    802,158.39x = 1,203,505.56 × 262,439.37
  4. Step 4: Simplify right side
    802,158.39x = 315,847,240,957.90
  5. Step 5: Solve for x
    x = 315,847,240,957.90/802,158.39
  6. Step 6: Final answer
    x = 393,746.73

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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.