Home / 746,594.78-1,030,301.82-407,063.03

Finding the Fourth Proportional to 746,594.78, 1,030,301.82 and 407,063.03

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Solution

The fourth proportional to 746,594.78, 1,030,301.82 and 407,063.03 is: 561,747.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,594.78 : 1,030,301.82 = 407,063.03 : x
  2. Step 2: Convert to fraction form
    746,594.78/1,030,301.82 = 407,063.03/x
  3. Step 3: Cross multiply
    746,594.78x = 1,030,301.82 × 407,063.03
  4. Step 4: Simplify right side
    746,594.78x = 419,397,775,512.21
  5. Step 5: Solve for x
    x = 419,397,775,512.21/746,594.78
  6. Step 6: Final answer
    x = 561,747.54

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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.