Home / 387,586.11-534,748.62-226,324.83

Finding the Fourth Proportional to 387,586.11, 534,748.62 and 226,324.83

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Solution

The fourth proportional to 387,586.11, 534,748.62 and 226,324.83 is: 312,258.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    387,586.11 : 534,748.62 = 226,324.83 : x
  2. Step 2: Convert to fraction form
    387,586.11/534,748.62 = 226,324.83/x
  3. Step 3: Cross multiply
    387,586.11x = 534,748.62 × 226,324.83
  4. Step 4: Simplify right side
    387,586.11x = 121,026,889,382.61
  5. Step 5: Solve for x
    x = 121,026,889,382.61/387,586.11
  6. Step 6: Final answer
    x = 312,258.07

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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.