Home / 756,287.92-1,043,675.22-416,756.08

Finding the Fourth Proportional to 756,287.92, 1,043,675.22 and 416,756.08

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Solution

The fourth proportional to 756,287.92, 1,043,675.22 and 416,756.08 is: 575,122.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,287.92 : 1,043,675.22 = 416,756.08 : x
  2. Step 2: Convert to fraction form
    756,287.92/1,043,675.22 = 416,756.08/x
  3. Step 3: Cross multiply
    756,287.92x = 1,043,675.22 × 416,756.08
  4. Step 4: Simplify right side
    756,287.92x = 434,957,993,480.34
  5. Step 5: Solve for x
    x = 434,957,993,480.34/756,287.92
  6. Step 6: Final answer
    x = 575,122.23

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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.