Home / 516,898.27-713,215.02-301,996.81

Finding the Fourth Proportional to 516,898.27, 713,215.02 and 301,996.81

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Solution

The fourth proportional to 516,898.27, 713,215.02 and 301,996.81 is: 416,694.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,898.27 : 713,215.02 = 301,996.81 : x
  2. Step 2: Convert to fraction form
    516,898.27/713,215.02 = 301,996.81/x
  3. Step 3: Cross multiply
    516,898.27x = 713,215.02 × 301,996.81
  4. Step 4: Simplify right side
    516,898.27x = 215,388,660,884.09
  5. Step 5: Solve for x
    x = 215,388,660,884.09/516,898.27
  6. Step 6: Final answer
    x = 416,694.49

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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.