Home / 408,814.92-563,844.51-265,621.50

Finding the Fourth Proportional to 408,814.92, 563,844.51 and 265,621.50

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Solution

The fourth proportional to 408,814.92, 563,844.51 and 265,621.50 is: 366,349.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,814.92 : 563,844.51 = 265,621.50 : x
  2. Step 2: Convert to fraction form
    408,814.92/563,844.51 = 265,621.50/x
  3. Step 3: Cross multiply
    408,814.92x = 563,844.51 × 265,621.50
  4. Step 4: Simplify right side
    408,814.92x = 149,769,224,512.97
  5. Step 5: Solve for x
    x = 149,769,224,512.97/408,814.92
  6. Step 6: Final answer
    x = 366,349.70

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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.