Home / 757,350.92-1,045,107.82-413,166.32

Finding the Fourth Proportional to 757,350.92, 1,045,107.82 and 413,166.32

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Solution

The fourth proportional to 757,350.92, 1,045,107.82 and 413,166.32 is: 570,149.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,350.92 : 1,045,107.82 = 413,166.32 : x
  2. Step 2: Convert to fraction form
    757,350.92/1,045,107.82 = 413,166.32/x
  3. Step 3: Cross multiply
    757,350.92x = 1,045,107.82 × 413,166.32
  4. Step 4: Simplify right side
    757,350.92x = 431,803,351,992.62
  5. Step 5: Solve for x
    x = 431,803,351,992.62/757,350.92
  6. Step 6: Final answer
    x = 570,149.64

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Double scale
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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.