Home / 367,890.22-507,733.59-206,752.06

Finding the Fourth Proportional to 367,890.22, 507,733.59 and 206,752.06

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Solution

The fourth proportional to 367,890.22, 507,733.59 and 206,752.06 is: 285,343.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,890.22 : 507,733.59 = 206,752.06 : x
  2. Step 2: Convert to fraction form
    367,890.22/507,733.59 = 206,752.06/x
  3. Step 3: Cross multiply
    367,890.22x = 507,733.59 × 206,752.06
  4. Step 4: Simplify right side
    367,890.22x = 104,974,965,663.70
  5. Step 5: Solve for x
    x = 104,974,965,663.70/367,890.22
  6. Step 6: Final answer
    x = 285,343.18

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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.