Home / 672,227.29-927,665.22-366,317.02

Finding the Fourth Proportional to 672,227.29, 927,665.22 and 366,317.02

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Solution

The fourth proportional to 672,227.29, 927,665.22 and 366,317.02 is: 505,512.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,227.29 : 927,665.22 = 366,317.02 : x
  2. Step 2: Convert to fraction form
    672,227.29/927,665.22 = 366,317.02/x
  3. Step 3: Cross multiply
    672,227.29x = 927,665.22 × 366,317.02
  4. Step 4: Simplify right side
    672,227.29x = 339,819,558,948.04
  5. Step 5: Solve for x
    x = 339,819,558,948.04/672,227.29
  6. Step 6: Final answer
    x = 505,512.89

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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.