Home / 723,550.74-1,085,313.15-296,993.94

Finding the Fourth Proportional to 723,550.74, 1,085,313.15 and 296,993.94

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Solution

The fourth proportional to 723,550.74, 1,085,313.15 and 296,993.94 is: 445,485.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,550.74 : 1,085,313.15 = 296,993.94 : x
  2. Step 2: Convert to fraction form
    723,550.74/1,085,313.15 = 296,993.94/x
  3. Step 3: Cross multiply
    723,550.74x = 1,085,313.15 × 296,993.94
  4. Step 4: Simplify right side
    723,550.74x = 322,331,428,552.31
  5. Step 5: Solve for x
    x = 322,331,428,552.31/723,550.74
  6. Step 6: Final answer
    x = 445,485.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.