Home / 907,433.92-1,361,347.68-276,331.20

Finding the Fourth Proportional to 907,433.92, 1,361,347.68 and 276,331.20

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Solution

The fourth proportional to 907,433.92, 1,361,347.68 and 276,331.20 is: 414,556.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,433.92 : 1,361,347.68 = 276,331.20 : x
  2. Step 2: Convert to fraction form
    907,433.92/1,361,347.68 = 276,331.20/x
  3. Step 3: Cross multiply
    907,433.92x = 1,361,347.68 × 276,331.20
  4. Step 4: Simplify right side
    907,433.92x = 376,182,838,031.62
  5. Step 5: Solve for x
    x = 376,182,838,031.62/907,433.92
  6. Step 6: Final answer
    x = 414,556.73

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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.