Home / 260,834.48-359,942.64-153,379.92

Finding the Fourth Proportional to 260,834.48, 359,942.64 and 153,379.92

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Solution

The fourth proportional to 260,834.48, 359,942.64 and 153,379.92 is: 211,659.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,834.48 : 359,942.64 = 153,379.92 : x
  2. Step 2: Convert to fraction form
    260,834.48/359,942.64 = 153,379.92/x
  3. Step 3: Cross multiply
    260,834.48x = 359,942.64 × 153,379.92
  4. Step 4: Simplify right side
    260,834.48x = 55,207,973,327.79
  5. Step 5: Solve for x
    x = 55,207,973,327.79/260,834.48
  6. Step 6: Final answer
    x = 211,659.03

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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.