Home / 739,348.33-1,108,852.93-206,906.71

Finding the Fourth Proportional to 739,348.33, 1,108,852.93 and 206,906.71

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Solution

The fourth proportional to 739,348.33, 1,108,852.93 and 206,906.71 is: 310,312.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,348.33 : 1,108,852.93 = 206,906.71 : x
  2. Step 2: Convert to fraction form
    739,348.33/1,108,852.93 = 206,906.71/x
  3. Step 3: Cross multiply
    739,348.33x = 1,108,852.93 × 206,906.71
  4. Step 4: Simplify right side
    739,348.33x = 229,429,111,620.16
  5. Step 5: Solve for x
    x = 229,429,111,620.16/739,348.33
  6. Step 6: Final answer
    x = 310,312.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.