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Finding the Fourth Proportional to 360,899.94, 498,026.26 and 199,745.37

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Solution

The fourth proportional to 360,899.94, 498,026.26 and 199,745.37 is: 275,639.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,899.94 : 498,026.26 = 199,745.37 : x
  2. Step 2: Convert to fraction form
    360,899.94/498,026.26 = 199,745.37/x
  3. Step 3: Cross multiply
    360,899.94x = 498,026.26 × 199,745.37
  4. Step 4: Simplify right side
    360,899.94x = 99,478,441,293.08
  5. Step 5: Solve for x
    x = 99,478,441,293.08/360,899.94
  6. Step 6: Final answer
    x = 275,639.95

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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.