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Finding the Fourth Proportional to 331,344.45, 497,033.96 and 94,722.93

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Solution

The fourth proportional to 331,344.45, 497,033.96 and 94,722.93 is: 142,089.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,344.45 : 497,033.96 = 94,722.93 : x
  2. Step 2: Convert to fraction form
    331,344.45/497,033.96 = 94,722.93/x
  3. Step 3: Cross multiply
    331,344.45x = 497,033.96 × 94,722.93
  4. Step 4: Simplify right side
    331,344.45x = 47,080,512,527.09
  5. Step 5: Solve for x
    x = 47,080,512,527.09/331,344.45
  6. Step 6: Final answer
    x = 142,089.33

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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.