Home / 331,846.08-457,937.76-188,621.76

Finding the Fourth Proportional to 331,846.08, 457,937.76 and 188,621.76

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Solution

The fourth proportional to 331,846.08, 457,937.76 and 188,621.76 is: 260,292.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,846.08 : 457,937.76 = 188,621.76 : x
  2. Step 2: Convert to fraction form
    331,846.08/457,937.76 = 188,621.76/x
  3. Step 3: Cross multiply
    331,846.08x = 457,937.76 × 188,621.76
  4. Step 4: Simplify right side
    331,846.08x = 86,377,026,261.66
  5. Step 5: Solve for x
    x = 86,377,026,261.66/331,846.08
  6. Step 6: Final answer
    x = 260,292.44

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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.