Home / 401,982.48-554,995.40-249,183.17

Finding the Fourth Proportional to 401,982.48, 554,995.40 and 249,183.17

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Solution

The fourth proportional to 401,982.48, 554,995.40 and 249,183.17 is: 344,033.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,982.48 : 554,995.40 = 249,183.17 : x
  2. Step 2: Convert to fraction form
    401,982.48/554,995.40 = 249,183.17/x
  3. Step 3: Cross multiply
    401,982.48x = 554,995.40 × 249,183.17
  4. Step 4: Simplify right side
    401,982.48x = 138,295,511,167.76
  5. Step 5: Solve for x
    x = 138,295,511,167.76/401,982.48
  6. Step 6: Final answer
    x = 344,033.68

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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.