Home / 755,733.60-1,042,865.10-416,201.85

Finding the Fourth Proportional to 755,733.60, 1,042,865.10 and 416,201.85

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Solution

The fourth proportional to 755,733.60, 1,042,865.10 and 416,201.85 is: 574,332.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,733.60 : 1,042,865.10 = 416,201.85 : x
  2. Step 2: Convert to fraction form
    755,733.60/1,042,865.10 = 416,201.85/x
  3. Step 3: Cross multiply
    755,733.60x = 1,042,865.10 × 416,201.85
  4. Step 4: Simplify right side
    755,733.60x = 434,042,383,920.44
  5. Step 5: Solve for x
    x = 434,042,383,920.44/755,733.60
  6. Step 6: Final answer
    x = 574,332.52

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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.