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Finding the Fourth Proportional to 360,888.88, 498,027.64 and 199,755.04

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Solution

The fourth proportional to 360,888.88, 498,027.64 and 199,755.04 is: 275,662.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,888.88 : 498,027.64 = 199,755.04 : x
  2. Step 2: Convert to fraction form
    360,888.88/498,027.64 = 199,755.04/x
  3. Step 3: Cross multiply
    360,888.88x = 498,027.64 × 199,755.04
  4. Step 4: Simplify right side
    360,888.88x = 99,483,531,149.31
  5. Step 5: Solve for x
    x = 99,483,531,149.31/360,888.88
  6. Step 6: Final answer
    x = 275,662.50

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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.