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Finding the Fourth Proportional to 508,096.45, 701,122.60 and 293,305.71

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Solution

The fourth proportional to 508,096.45, 701,122.60 and 293,305.71 is: 404,732.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,096.45 : 701,122.60 = 293,305.71 : x
  2. Step 2: Convert to fraction form
    508,096.45/701,122.60 = 293,305.71/x
  3. Step 3: Cross multiply
    508,096.45x = 701,122.60 × 293,305.71
  4. Step 4: Simplify right side
    508,096.45x = 205,643,261,990.05
  5. Step 5: Solve for x
    x = 205,643,261,990.05/508,096.45
  6. Step 6: Final answer
    x = 404,732.73

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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.