Home / 862,059.83-1,293,197.09-293,397.23

Finding the Fourth Proportional to 862,059.83, 1,293,197.09 and 293,397.23

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Solution

The fourth proportional to 862,059.83, 1,293,197.09 and 293,397.23 is: 440,132.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,059.83 : 1,293,197.09 = 293,397.23 : x
  2. Step 2: Convert to fraction form
    862,059.83/1,293,197.09 = 293,397.23/x
  3. Step 3: Cross multiply
    862,059.83x = 1,293,197.09 × 293,397.23
  4. Step 4: Simplify right side
    862,059.83x = 379,420,436,117.09
  5. Step 5: Solve for x
    x = 379,420,436,117.09/862,059.83
  6. Step 6: Final answer
    x = 440,132.37

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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.