Home / 350,971.47-484,339.17-189,826.13

Finding the Fourth Proportional to 350,971.47, 484,339.17 and 189,826.13

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Solution

The fourth proportional to 350,971.47, 484,339.17 and 189,826.13 is: 261,959.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,971.47 : 484,339.17 = 189,826.13 : x
  2. Step 2: Convert to fraction form
    350,971.47/484,339.17 = 189,826.13/x
  3. Step 3: Cross multiply
    350,971.47x = 484,339.17 × 189,826.13
  4. Step 4: Simplify right side
    350,971.47x = 91,940,231,637.32
  5. Step 5: Solve for x
    x = 91,940,231,637.32/350,971.47
  6. Step 6: Final answer
    x = 261,959.28

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1.5x scale

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.