Home / 369,979.64-510,571.91-200,213.77

Finding the Fourth Proportional to 369,979.64, 510,571.91 and 200,213.77

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Solution

The fourth proportional to 369,979.64, 510,571.91 and 200,213.77 is: 276,295.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,979.64 : 510,571.91 = 200,213.77 : x
  2. Step 2: Convert to fraction form
    369,979.64/510,571.91 = 200,213.77/x
  3. Step 3: Cross multiply
    369,979.64x = 510,571.91 × 200,213.77
  4. Step 4: Simplify right side
    369,979.64x = 102,223,524,679.70
  5. Step 5: Solve for x
    x = 102,223,524,679.70/369,979.64
  6. Step 6: Final answer
    x = 276,295.00

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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.