Home / 757,825.13-1,045,798.77-418,293.47

Finding the Fourth Proportional to 757,825.13, 1,045,798.77 and 418,293.47

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Solution

The fourth proportional to 757,825.13, 1,045,798.77 and 418,293.47 is: 577,245.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,825.13 : 1,045,798.77 = 418,293.47 : x
  2. Step 2: Convert to fraction form
    757,825.13/1,045,798.77 = 418,293.47/x
  3. Step 3: Cross multiply
    757,825.13x = 1,045,798.77 × 418,293.47
  4. Step 4: Simplify right side
    757,825.13x = 437,450,796,425.03
  5. Step 5: Solve for x
    x = 437,450,796,425.03/757,825.13
  6. Step 6: Final answer
    x = 577,245.04

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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.