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Finding the Fourth Proportional to 362,904.78, 500,810.57 and 199,571.82

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Solution

The fourth proportional to 362,904.78, 500,810.57 and 199,571.82 is: 275,410.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,904.78 : 500,810.57 = 199,571.82 : x
  2. Step 2: Convert to fraction form
    362,904.78/500,810.57 = 199,571.82/x
  3. Step 3: Cross multiply
    362,904.78x = 500,810.57 × 199,571.82
  4. Step 4: Simplify right side
    362,904.78x = 99,947,676,930.14
  5. Step 5: Solve for x
    x = 99,947,676,930.14/362,904.78
  6. Step 6: Final answer
    x = 275,410.20

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1.5x scale

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.