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Finding the Fourth Proportional to 494,069.42, 740,532.20 and 227,270.00

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Solution

The fourth proportional to 494,069.42, 740,532.20 and 227,270.00 is: 340,641.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,069.42 : 740,532.20 = 227,270.00 : x
  2. Step 2: Convert to fraction form
    494,069.42/740,532.20 = 227,270.00/x
  3. Step 3: Cross multiply
    494,069.42x = 740,532.20 × 227,270.00
  4. Step 4: Simplify right side
    494,069.42x = 168,300,748,254.99
  5. Step 5: Solve for x
    x = 168,300,748,254.99/494,069.42
  6. Step 6: Final answer
    x = 340,641.91

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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.