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Finding the Fourth Proportional to 508,023, 701,096.04 and 281,668.50

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Solution

The fourth proportional to 508,023, 701,096.04 and 281,668.50 is: 388,716.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,023 : 701,096.04 = 281,668.50 : x
  2. Step 2: Convert to fraction form
    508,023/701,096.04 = 281,668.50/x
  3. Step 3: Cross multiply
    508,023x = 701,096.04 × 281,668.50
  4. Step 4: Simplify right side
    508,023x = 197,476,669,942.74
  5. Step 5: Solve for x
    x = 197,476,669,942.74/508,023
  6. Step 6: Final answer
    x = 388,716.00

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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.