Home / 1,177,614-1,766,450.16-429,660

Finding the Fourth Proportional to 1,177,614, 1,766,450.16 and 429,660

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Solution

The fourth proportional to 1,177,614, 1,766,450.16 and 429,660 is: 644,500.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,614 : 1,766,450.16 = 429,660 : x
  2. Step 2: Convert to fraction form
    1,177,614/1,766,450.16 = 429,660/x
  3. Step 3: Cross multiply
    1,177,614x = 1,766,450.16 × 429,660
  4. Step 4: Simplify right side
    1,177,614x = 758,972,975,745.60
  5. Step 5: Solve for x
    x = 758,972,975,745.60/1,177,614
  6. Step 6: Final answer
    x = 644,500.64

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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.