Home / 756,025.57-1,043,315.23-416,493.82

Finding the Fourth Proportional to 756,025.57, 1,043,315.23 and 416,493.82

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Solution

The fourth proportional to 756,025.57, 1,043,315.23 and 416,493.82 is: 574,761.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,025.57 : 1,043,315.23 = 416,493.82 : x
  2. Step 2: Convert to fraction form
    756,025.57/1,043,315.23 = 416,493.82/x
  3. Step 3: Cross multiply
    756,025.57x = 1,043,315.23 × 416,493.82
  4. Step 4: Simplify right side
    756,025.57x = 434,534,345,606.88
  5. Step 5: Solve for x
    x = 434,534,345,606.88/756,025.57
  6. Step 6: Final answer
    x = 574,761.44

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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.