Home / 742,388.67-1,113,582.57-269,073.27

Finding the Fourth Proportional to 742,388.67, 1,113,582.57 and 269,073.27

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Solution

The fourth proportional to 742,388.67, 1,113,582.57 and 269,073.27 is: 403,609.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,388.67 : 1,113,582.57 = 269,073.27 : x
  2. Step 2: Convert to fraction form
    742,388.67/1,113,582.57 = 269,073.27/x
  3. Step 3: Cross multiply
    742,388.67x = 1,113,582.57 × 269,073.27
  4. Step 4: Simplify right side
    742,388.67x = 299,635,303,524.90
  5. Step 5: Solve for x
    x = 299,635,303,524.90/742,388.67
  6. Step 6: Final answer
    x = 403,609.75

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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.