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Finding the Fourth Proportional to 260,919.86, 360,062.94 and 146,203.22

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Solution

The fourth proportional to 260,919.86, 360,062.94 and 146,203.22 is: 201,756.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,919.86 : 360,062.94 = 146,203.22 : x
  2. Step 2: Convert to fraction form
    260,919.86/360,062.94 = 146,203.22/x
  3. Step 3: Cross multiply
    260,919.86x = 360,062.94 × 146,203.22
  4. Step 4: Simplify right side
    260,919.86x = 52,642,361,230.67
  5. Step 5: Solve for x
    x = 52,642,361,230.67/260,919.86
  6. Step 6: Final answer
    x = 201,756.82

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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.