Home / 447,470.49-617,369.94-253,846.07

Finding the Fourth Proportional to 447,470.49, 617,369.94 and 253,846.07

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Solution

The fourth proportional to 447,470.49, 617,369.94 and 253,846.07 is: 350,228.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,470.49 : 617,369.94 = 253,846.07 : x
  2. Step 2: Convert to fraction form
    447,470.49/617,369.94 = 253,846.07/x
  3. Step 3: Cross multiply
    447,470.49x = 617,369.94 × 253,846.07
  4. Step 4: Simplify right side
    447,470.49x = 156,716,929,918.29
  5. Step 5: Solve for x
    x = 156,716,929,918.29/447,470.49
  6. Step 6: Final answer
    x = 350,228.53

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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.