Home / 757,642.56-1,045,552.46-413,481.12

Finding the Fourth Proportional to 757,642.56, 1,045,552.46 and 413,481.12

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Solution

The fourth proportional to 757,642.56, 1,045,552.46 and 413,481.12 is: 570,607.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,642.56 : 1,045,552.46 = 413,481.12 : x
  2. Step 2: Convert to fraction form
    757,642.56/1,045,552.46 = 413,481.12/x
  3. Step 3: Cross multiply
    757,642.56x = 1,045,552.46 × 413,481.12
  4. Step 4: Simplify right side
    757,642.56x = 432,316,202,179.56
  5. Step 5: Solve for x
    x = 432,316,202,179.56/757,642.56
  6. Step 6: Final answer
    x = 570,607.07

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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.