Home / 689,906.24-1,035,031.60-240,633.56

Finding the Fourth Proportional to 689,906.24, 1,035,031.60 and 240,633.56

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Solution

The fourth proportional to 689,906.24, 1,035,031.60 and 240,633.56 is: 361,010.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,906.24 : 1,035,031.60 = 240,633.56 : x
  2. Step 2: Convert to fraction form
    689,906.24/1,035,031.60 = 240,633.56/x
  3. Step 3: Cross multiply
    689,906.24x = 1,035,031.60 × 240,633.56
  4. Step 4: Simplify right side
    689,906.24x = 249,063,338,620.50
  5. Step 5: Solve for x
    x = 249,063,338,620.50/689,906.24
  6. Step 6: Final answer
    x = 361,010.42

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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.