Home / 1,177,421.25-1,766,395.26-429,467.25

Finding the Fourth Proportional to 1,177,421.25, 1,766,395.26 and 429,467.25

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Solution

The fourth proportional to 1,177,421.25, 1,766,395.26 and 429,467.25 is: 644,296.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,421.25 : 1,766,395.26 = 429,467.25 : x
  2. Step 2: Convert to fraction form
    1,177,421.25/1,766,395.26 = 429,467.25/x
  3. Step 3: Cross multiply
    1,177,421.25x = 1,766,395.26 × 429,467.25
  4. Step 4: Simplify right side
    1,177,421.25x = 758,608,914,725.24
  5. Step 5: Solve for x
    x = 758,608,914,725.24/1,177,421.25
  6. Step 6: Final answer
    x = 644,296.95

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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.