Home / 408,284.51-563,441.78-224,511.44

Finding the Fourth Proportional to 408,284.51, 563,441.78 and 224,511.44

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Solution

The fourth proportional to 408,284.51, 563,441.78 and 224,511.44 is: 309,830.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,284.51 : 563,441.78 = 224,511.44 : x
  2. Step 2: Convert to fraction form
    408,284.51/563,441.78 = 224,511.44/x
  3. Step 3: Cross multiply
    408,284.51x = 563,441.78 × 224,511.44
  4. Step 4: Simplify right side
    408,284.51x = 126,499,121,444.20
  5. Step 5: Solve for x
    x = 126,499,121,444.20/408,284.51
  6. Step 6: Final answer
    x = 309,830.82

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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.