Home / 641,046.03-884,687.63-369,185.52

Finding the Fourth Proportional to 641,046.03, 884,687.63 and 369,185.52

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Solution

The fourth proportional to 641,046.03, 884,687.63 and 369,185.52 is: 509,501.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,046.03 : 884,687.63 = 369,185.52 : x
  2. Step 2: Convert to fraction form
    641,046.03/884,687.63 = 369,185.52/x
  3. Step 3: Cross multiply
    641,046.03x = 884,687.63 × 369,185.52
  4. Step 4: Simplify right side
    641,046.03x = 326,613,862,719.12
  5. Step 5: Solve for x
    x = 326,613,862,719.12/641,046.03
  6. Step 6: Final answer
    x = 509,501.42

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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.