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Finding the Fourth Proportional to 362,903.28, 500,808.50 and 199,570.32

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Solution

The fourth proportional to 362,903.28, 500,808.50 and 199,570.32 is: 275,408.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,903.28 : 500,808.50 = 199,570.32 : x
  2. Step 2: Convert to fraction form
    362,903.28/500,808.50 = 199,570.32/x
  3. Step 3: Cross multiply
    362,903.28x = 500,808.50 × 199,570.32
  4. Step 4: Simplify right side
    362,903.28x = 99,946,511,605.87
  5. Step 5: Solve for x
    x = 99,946,511,605.87/362,903.28
  6. Step 6: Final answer
    x = 275,408.12

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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.