Home / 673,422.30-1,010,003.85-200,123.10

Finding the Fourth Proportional to 673,422.30, 1,010,003.85 and 200,123.10

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Solution

The fourth proportional to 673,422.30, 1,010,003.85 and 200,123.10 is: 300,146.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,422.30 : 1,010,003.85 = 200,123.10 : x
  2. Step 2: Convert to fraction form
    673,422.30/1,010,003.85 = 200,123.10/x
  3. Step 3: Cross multiply
    673,422.30x = 1,010,003.85 × 200,123.10
  4. Step 4: Simplify right side
    673,422.30x = 202,125,101,473.94
  5. Step 5: Solve for x
    x = 202,125,101,473.94/673,422.30
  6. Step 6: Final answer
    x = 300,146.14

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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.