Home / 340,332.30-469,310.45-225,571.10

Finding the Fourth Proportional to 340,332.30, 469,310.45 and 225,571.10

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Solution

The fourth proportional to 340,332.30, 469,310.45 and 225,571.10 is: 311,057.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,332.30 : 469,310.45 = 225,571.10 : x
  2. Step 2: Convert to fraction form
    340,332.30/469,310.45 = 225,571.10/x
  3. Step 3: Cross multiply
    340,332.30x = 469,310.45 × 225,571.10
  4. Step 4: Simplify right side
    340,332.30x = 105,862,872,665.37
  5. Step 5: Solve for x
    x = 105,862,872,665.37/340,332.30
  6. Step 6: Final answer
    x = 311,057.38

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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.