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Finding the Fourth Proportional to 260,704.63, 359,772.39 and 141,472.63

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Solution

The fourth proportional to 260,704.63, 359,772.39 and 141,472.63 is: 195,232.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,704.63 : 359,772.39 = 141,472.63 : x
  2. Step 2: Convert to fraction form
    260,704.63/359,772.39 = 141,472.63/x
  3. Step 3: Cross multiply
    260,704.63x = 359,772.39 × 141,472.63
  4. Step 4: Simplify right side
    260,704.63x = 50,897,946,214.69
  5. Step 5: Solve for x
    x = 50,897,946,214.69/260,704.63
  6. Step 6: Final answer
    x = 195,232.23

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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.