Home / 1,432,427.76-2,148,481.44-367,495.20

Finding the Fourth Proportional to 1,432,427.76, 2,148,481.44 and 367,495.20

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Solution

The fourth proportional to 1,432,427.76, 2,148,481.44 and 367,495.20 is: 551,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,432,427.76 : 2,148,481.44 = 367,495.20 : x
  2. Step 2: Convert to fraction form
    1,432,427.76/2,148,481.44 = 367,495.20/x
  3. Step 3: Cross multiply
    1,432,427.76x = 2,148,481.44 × 367,495.20
  4. Step 4: Simplify right side
    1,432,427.76x = 789,556,616,489.09
  5. Step 5: Solve for x
    x = 789,556,616,489.09/1,432,427.76
  6. Step 6: Final answer
    x = 551,201.70

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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.