Home / 862,273.46-1,293,610.49-293,659.43

Finding the Fourth Proportional to 862,273.46, 1,293,610.49 and 293,659.43

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Solution

The fourth proportional to 862,273.46, 1,293,610.49 and 293,659.43 is: 440,557.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,273.46 : 1,293,610.49 = 293,659.43 : x
  2. Step 2: Convert to fraction form
    862,273.46/1,293,610.49 = 293,659.43/x
  3. Step 3: Cross multiply
    862,273.46x = 1,293,610.49 × 293,659.43
  4. Step 4: Simplify right side
    862,273.46x = 379,880,911,199.07
  5. Step 5: Solve for x
    x = 379,880,911,199.07/862,273.46
  6. Step 6: Final answer
    x = 440,557.35

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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.