Home / 882,206-1,321,177.40-501,974.72

Finding the Fourth Proportional to 882,206, 1,321,177.40 and 501,974.72

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Solution

The fourth proportional to 882,206, 1,321,177.40 and 501,974.72 is: 751,749.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,206 : 1,321,177.40 = 501,974.72 : x
  2. Step 2: Convert to fraction form
    882,206/1,321,177.40 = 501,974.72/x
  3. Step 3: Cross multiply
    882,206x = 1,321,177.40 × 501,974.72
  4. Step 4: Simplify right side
    882,206x = 663,197,655,435.33
  5. Step 5: Solve for x
    x = 663,197,655,435.33/882,206
  6. Step 6: Final answer
    x = 751,749.20

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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.