Home / 447,302.10-617,230.82-265,979.00

Finding the Fourth Proportional to 447,302.10, 617,230.82 and 265,979.00

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Solution

The fourth proportional to 447,302.10, 617,230.82 and 265,979.00 is: 367,023.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,302.10 : 617,230.82 = 265,979.00 : x
  2. Step 2: Convert to fraction form
    447,302.10/617,230.82 = 265,979.00/x
  3. Step 3: Cross multiply
    447,302.10x = 617,230.82 × 265,979.00
  4. Step 4: Simplify right side
    447,302.10x = 164,170,431,856.73
  5. Step 5: Solve for x
    x = 164,170,431,856.73/447,302.10
  6. Step 6: Final answer
    x = 367,023.61

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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.