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Finding the Fourth Proportional to 350,011.44, 482,889.48 and 229,221.62

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Solution

The fourth proportional to 350,011.44, 482,889.48 and 229,221.62 is: 316,243.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,011.44 : 482,889.48 = 229,221.62 : x
  2. Step 2: Convert to fraction form
    350,011.44/482,889.48 = 229,221.62/x
  3. Step 3: Cross multiply
    350,011.44x = 482,889.48 × 229,221.62
  4. Step 4: Simplify right side
    350,011.44x = 110,688,706,472.11
  5. Step 5: Solve for x
    x = 110,688,706,472.11/350,011.44
  6. Step 6: Final answer
    x = 316,243.11

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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.