Home / 418,735.24-577,837.94-227,748.65

Finding the Fourth Proportional to 418,735.24, 577,837.94 and 227,748.65

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Solution

The fourth proportional to 418,735.24, 577,837.94 and 227,748.65 is: 314,284.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,735.24 : 577,837.94 = 227,748.65 : x
  2. Step 2: Convert to fraction form
    418,735.24/577,837.94 = 227,748.65/x
  3. Step 3: Cross multiply
    418,735.24x = 577,837.94 × 227,748.65
  4. Step 4: Simplify right side
    418,735.24x = 131,601,806,725.85
  5. Step 5: Solve for x
    x = 131,601,806,725.85/418,735.24
  6. Step 6: Final answer
    x = 314,284.05

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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.