Home / 260,669.16-359,416.96-208,944.90

Finding the Fourth Proportional to 260,669.16, 359,416.96 and 208,944.90

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Solution

The fourth proportional to 260,669.16, 359,416.96 and 208,944.90 is: 288,098.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,669.16 : 359,416.96 = 208,944.90 : x
  2. Step 2: Convert to fraction form
    260,669.16/359,416.96 = 208,944.90/x
  3. Step 3: Cross multiply
    260,669.16x = 359,416.96 × 208,944.90
  4. Step 4: Simplify right side
    260,669.16x = 75,098,340,765.50
  5. Step 5: Solve for x
    x = 75,098,340,765.50/260,669.16
  6. Step 6: Final answer
    x = 288,098.30

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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.