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Finding the Fourth Proportional to 339,953.70, 510,323.40 and 182,489.70

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Solution

The fourth proportional to 339,953.70, 510,323.40 and 182,489.70 is: 273,945.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,953.70 : 510,323.40 = 182,489.70 : x
  2. Step 2: Convert to fraction form
    339,953.70/510,323.40 = 182,489.70/x
  3. Step 3: Cross multiply
    339,953.70x = 510,323.40 × 182,489.70
  4. Step 4: Simplify right side
    339,953.70x = 93,128,764,168.98
  5. Step 5: Solve for x
    x = 93,128,764,168.98/339,953.70
  6. Step 6: Final answer
    x = 273,945.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.