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Finding the Fourth Proportional to 293,615.70, 440,423.55 and 233,481.30

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Solution

The fourth proportional to 293,615.70, 440,423.55 and 233,481.30 is: 350,221.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,615.70 : 440,423.55 = 233,481.30 : x
  2. Step 2: Convert to fraction form
    293,615.70/440,423.55 = 233,481.30/x
  3. Step 3: Cross multiply
    293,615.70x = 440,423.55 × 233,481.30
  4. Step 4: Simplify right side
    293,615.70x = 102,830,663,004.62
  5. Step 5: Solve for x
    x = 102,830,663,004.62/293,615.70
  6. Step 6: Final answer
    x = 350,221.95

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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.