Home / 404,102.18-557,621.57-249,029.37

Finding the Fourth Proportional to 404,102.18, 557,621.57 and 249,029.37

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Solution

The fourth proportional to 404,102.18, 557,621.57 and 249,029.37 is: 343,636.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,102.18 : 557,621.57 = 249,029.37 : x
  2. Step 2: Convert to fraction form
    404,102.18/557,621.57 = 249,029.37/x
  3. Step 3: Cross multiply
    404,102.18x = 557,621.57 × 249,029.37
  4. Step 4: Simplify right side
    404,102.18x = 138,864,148,898.08
  5. Step 5: Solve for x
    x = 138,864,148,898.08/404,102.18
  6. Step 6: Final answer
    x = 343,636.23

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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.