Home / 862,908.76-1,294,275.66-231,740.56

Finding the Fourth Proportional to 862,908.76, 1,294,275.66 and 231,740.56

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Solution

The fourth proportional to 862,908.76, 1,294,275.66 and 231,740.56 is: 347,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,908.76 : 1,294,275.66 = 231,740.56 : x
  2. Step 2: Convert to fraction form
    862,908.76/1,294,275.66 = 231,740.56/x
  3. Step 3: Cross multiply
    862,908.76x = 1,294,275.66 × 231,740.56
  4. Step 4: Simplify right side
    862,908.76x = 299,936,166,242.77
  5. Step 5: Solve for x
    x = 299,936,166,242.77/862,908.76
  6. Step 6: Final answer
    x = 347,587.35

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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.