Home / 408,026-563,080.97-224,284.62

Finding the Fourth Proportional to 408,026, 563,080.97 and 224,284.62

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Solution

The fourth proportional to 408,026, 563,080.97 and 224,284.62 is: 309,515.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,026 : 563,080.97 = 224,284.62 : x
  2. Step 2: Convert to fraction form
    408,026/563,080.97 = 224,284.62/x
  3. Step 3: Cross multiply
    408,026x = 563,080.97 × 224,284.62
  4. Step 4: Simplify right side
    408,026x = 126,290,401,385.68
  5. Step 5: Solve for x
    x = 126,290,401,385.68/408,026
  6. Step 6: Final answer
    x = 309,515.57

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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.