Home / 756,452.22-1,043,900.91-416,920.38

Finding the Fourth Proportional to 756,452.22, 1,043,900.91 and 416,920.38

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Solution

The fourth proportional to 756,452.22, 1,043,900.91 and 416,920.38 is: 575,348.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,452.22 : 1,043,900.91 = 416,920.38 : x
  2. Step 2: Convert to fraction form
    756,452.22/1,043,900.91 = 416,920.38/x
  3. Step 3: Cross multiply
    756,452.22x = 1,043,900.91 × 416,920.38
  4. Step 4: Simplify right side
    756,452.22x = 435,223,564,079.55
  5. Step 5: Solve for x
    x = 435,223,564,079.55/756,452.22
  6. Step 6: Final answer
    x = 575,348.39

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1.5x scale

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.