Home / 417,345.03-626,067.21-132,935.71

Finding the Fourth Proportional to 417,345.03, 626,067.21 and 132,935.71

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Solution

The fourth proportional to 417,345.03, 626,067.21 and 132,935.71 is: 199,419.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,345.03 : 626,067.21 = 132,935.71 : x
  2. Step 2: Convert to fraction form
    417,345.03/626,067.21 = 132,935.71/x
  3. Step 3: Cross multiply
    417,345.03x = 626,067.21 × 132,935.71
  4. Step 4: Simplify right side
    417,345.03x = 83,226,685,274.05
  5. Step 5: Solve for x
    x = 83,226,685,274.05/417,345.03
  6. Step 6: Final answer
    x = 199,419.38

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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.