Home / 862,274.83-1,293,612.57-293,660.84

Finding the Fourth Proportional to 862,274.83, 1,293,612.57 and 293,660.84

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Solution

The fourth proportional to 862,274.83, 1,293,612.57 and 293,660.84 is: 440,559.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,274.83 : 1,293,612.57 = 293,660.84 : x
  2. Step 2: Convert to fraction form
    862,274.83/1,293,612.57 = 293,660.84/x
  3. Step 3: Cross multiply
    862,274.83x = 1,293,612.57 × 293,660.84
  4. Step 4: Simplify right side
    862,274.83x = 379,883,347,472.70
  5. Step 5: Solve for x
    x = 379,883,347,472.70/862,274.83
  6. Step 6: Final answer
    x = 440,559.48

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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.