Home / 756,296.04-1,043,639.38-416,764.28

Finding the Fourth Proportional to 756,296.04, 1,043,639.38 and 416,764.28

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Solution

The fourth proportional to 756,296.04, 1,043,639.38 and 416,764.28 is: 575,107.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,296.04 : 1,043,639.38 = 416,764.28 : x
  2. Step 2: Convert to fraction form
    756,296.04/1,043,639.38 = 416,764.28/x
  3. Step 3: Cross multiply
    756,296.04x = 1,043,639.38 × 416,764.28
  4. Step 4: Simplify right side
    756,296.04x = 434,951,614,785.35
  5. Step 5: Solve for x
    x = 434,951,614,785.35/756,296.04
  6. Step 6: Final answer
    x = 575,107.62

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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.