Home / 361,047.35-498,260.91-199,902.40

Finding the Fourth Proportional to 361,047.35, 498,260.91 and 199,902.40

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Solution

The fourth proportional to 361,047.35, 498,260.91 and 199,902.40 is: 275,873.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,047.35 : 498,260.91 = 199,902.40 : x
  2. Step 2: Convert to fraction form
    361,047.35/498,260.91 = 199,902.40/x
  3. Step 3: Cross multiply
    361,047.35x = 498,260.91 × 199,902.40
  4. Step 4: Simplify right side
    361,047.35x = 99,603,551,735.18
  5. Step 5: Solve for x
    x = 99,603,551,735.18/361,047.35
  6. Step 6: Final answer
    x = 275,873.93

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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.