Home / 744,174.76-1,116,241.98-211,732.36

Finding the Fourth Proportional to 744,174.76, 1,116,241.98 and 211,732.36

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Solution

The fourth proportional to 744,174.76, 1,116,241.98 and 211,732.36 is: 317,592.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,174.76 : 1,116,241.98 = 211,732.36 : x
  2. Step 2: Convert to fraction form
    744,174.76/1,116,241.98 = 211,732.36/x
  3. Step 3: Cross multiply
    744,174.76x = 1,116,241.98 × 211,732.36
  4. Step 4: Simplify right side
    744,174.76x = 236,344,548,756.47
  5. Step 5: Solve for x
    x = 236,344,548,756.47/744,174.76
  6. Step 6: Final answer
    x = 317,592.80

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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.