Home / 439,165.13-606,048.68-237,961.13

Finding the Fourth Proportional to 439,165.13, 606,048.68 and 237,961.13

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Solution

The fourth proportional to 439,165.13, 606,048.68 and 237,961.13 is: 328,386.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,165.13 : 606,048.68 = 237,961.13 : x
  2. Step 2: Convert to fraction form
    439,165.13/606,048.68 = 237,961.13/x
  3. Step 3: Cross multiply
    439,165.13x = 606,048.68 × 237,961.13
  4. Step 4: Simplify right side
    439,165.13x = 144,216,026,292.47
  5. Step 5: Solve for x
    x = 144,216,026,292.47/439,165.13
  6. Step 6: Final answer
    x = 328,386.79

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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.