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Finding the Fourth Proportional to 674,274.62, 1,011,483 and 224,838.80

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Solution

The fourth proportional to 674,274.62, 1,011,483 and 224,838.80 is: 337,281.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,274.62 : 1,011,483 = 224,838.80 : x
  2. Step 2: Convert to fraction form
    674,274.62/1,011,483 = 224,838.80/x
  3. Step 3: Cross multiply
    674,274.62x = 1,011,483 × 224,838.80
  4. Step 4: Simplify right side
    674,274.62x = 227,420,623,940.40
  5. Step 5: Solve for x
    x = 227,420,623,940.40/674,274.62
  6. Step 6: Final answer
    x = 337,281.90

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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.