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Finding the Fourth Proportional to 533,570.28, 800,356.77 and 218,027.13

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Solution

The fourth proportional to 533,570.28, 800,356.77 and 218,027.13 is: 327,041.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,570.28 : 800,356.77 = 218,027.13 : x
  2. Step 2: Convert to fraction form
    533,570.28/800,356.77 = 218,027.13/x
  3. Step 3: Cross multiply
    533,570.28x = 800,356.77 × 218,027.13
  4. Step 4: Simplify right side
    533,570.28x = 174,499,489,539.17
  5. Step 5: Solve for x
    x = 174,499,489,539.17/533,570.28
  6. Step 6: Final answer
    x = 327,041.25

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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.