Home / 262,458.01-393,749.39-84,964.94

Finding the Fourth Proportional to 262,458.01, 393,749.39 and 84,964.94

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Solution

The fourth proportional to 262,458.01, 393,749.39 and 84,964.94 is: 127,467.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,458.01 : 393,749.39 = 84,964.94 : x
  2. Step 2: Convert to fraction form
    262,458.01/393,749.39 = 84,964.94/x
  3. Step 3: Cross multiply
    262,458.01x = 393,749.39 × 84,964.94
  4. Step 4: Simplify right side
    262,458.01x = 33,454,893,296.39
  5. Step 5: Solve for x
    x = 33,454,893,296.39/262,458.01
  6. Step 6: Final answer
    x = 127,467.60

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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.