Home / 757,957.30-1,045,918.22-431,183.35

Finding the Fourth Proportional to 757,957.30, 1,045,918.22 and 431,183.35

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Solution

The fourth proportional to 757,957.30, 1,045,918.22 and 431,183.35 is: 594,997.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,957.30 : 1,045,918.22 = 431,183.35 : x
  2. Step 2: Convert to fraction form
    757,957.30/1,045,918.22 = 431,183.35/x
  3. Step 3: Cross multiply
    757,957.30x = 1,045,918.22 × 431,183.35
  4. Step 4: Simplify right side
    757,957.30x = 450,982,523,502.52
  5. Step 5: Solve for x
    x = 450,982,523,502.52/757,957.30
  6. Step 6: Final answer
    x = 594,997.27

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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.