Home / 797,472.13-1,100,596.89-487,556.56

Finding the Fourth Proportional to 797,472.13, 1,100,596.89 and 487,556.56

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Solution

The fourth proportional to 797,472.13, 1,100,596.89 and 487,556.56 is: 672,880.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,472.13 : 1,100,596.89 = 487,556.56 : x
  2. Step 2: Convert to fraction form
    797,472.13/1,100,596.89 = 487,556.56/x
  3. Step 3: Cross multiply
    797,472.13x = 1,100,596.89 × 487,556.56
  4. Step 4: Simplify right side
    797,472.13x = 536,603,233,635.10
  5. Step 5: Solve for x
    x = 536,603,233,635.10/797,472.13
  6. Step 6: Final answer
    x = 672,880.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.