Home / 284,018.43-425,621.70-208,546.50

Finding the Fourth Proportional to 284,018.43, 425,621.70 and 208,546.50

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Solution

The fourth proportional to 284,018.43, 425,621.70 and 208,546.50 is: 312,521.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,018.43 : 425,621.70 = 208,546.50 : x
  2. Step 2: Convert to fraction form
    284,018.43/425,621.70 = 208,546.50/x
  3. Step 3: Cross multiply
    284,018.43x = 425,621.70 × 208,546.50
  4. Step 4: Simplify right side
    284,018.43x = 88,761,915,859.05
  5. Step 5: Solve for x
    x = 88,761,915,859.05/284,018.43
  6. Step 6: Final answer
    x = 312,521.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.