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Finding the Fourth Proportional to 360,908.66, 498,041.25 and 199,764.02

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Solution

The fourth proportional to 360,908.66, 498,041.25 and 199,764.02 is: 275,667.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,908.66 : 498,041.25 = 199,764.02 : x
  2. Step 2: Convert to fraction form
    360,908.66/498,041.25 = 199,764.02/x
  3. Step 3: Cross multiply
    360,908.66x = 498,041.25 × 199,764.02
  4. Step 4: Simplify right side
    360,908.66x = 99,490,722,225.83
  5. Step 5: Solve for x
    x = 99,490,722,225.83/360,908.66
  6. Step 6: Final answer
    x = 275,667.32

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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.