Home / 756,307.26-1,043,699.04-416,775.78

Finding the Fourth Proportional to 756,307.26, 1,043,699.04 and 416,775.78

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Solution

The fourth proportional to 756,307.26, 1,043,699.04 and 416,775.78 is: 575,147.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,307.26 : 1,043,699.04 = 416,775.78 : x
  2. Step 2: Convert to fraction form
    756,307.26/1,043,699.04 = 416,775.78/x
  3. Step 3: Cross multiply
    756,307.26x = 1,043,699.04 × 416,775.78
  4. Step 4: Simplify right side
    756,307.26x = 434,988,481,481.25
  5. Step 5: Solve for x
    x = 434,988,481,481.25/756,307.26
  6. Step 6: Final answer
    x = 575,147.83

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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.