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Finding the Fourth Proportional to 360,910.51, 498,004.36 and 199,765.17

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Solution

The fourth proportional to 360,910.51, 498,004.36 and 199,765.17 is: 275,647.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,910.51 : 498,004.36 = 199,765.17 : x
  2. Step 2: Convert to fraction form
    360,910.51/498,004.36 = 199,765.17/x
  3. Step 3: Cross multiply
    360,910.51x = 498,004.36 × 199,765.17
  4. Step 4: Simplify right side
    360,910.51x = 99,483,925,136.73
  5. Step 5: Solve for x
    x = 99,483,925,136.73/360,910.51
  6. Step 6: Final answer
    x = 275,647.07

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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.