Home / 1,190,310.60-1,785,480.42-348,879.36

Finding the Fourth Proportional to 1,190,310.60, 1,785,480.42 and 348,879.36

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Solution

The fourth proportional to 1,190,310.60, 1,785,480.42 and 348,879.36 is: 523,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,310.60 : 1,785,480.42 = 348,879.36 : x
  2. Step 2: Convert to fraction form
    1,190,310.60/1,785,480.42 = 348,879.36/x
  3. Step 3: Cross multiply
    1,190,310.60x = 1,785,480.42 × 348,879.36
  4. Step 4: Simplify right side
    1,190,310.60x = 622,917,266,222.13
  5. Step 5: Solve for x
    x = 622,917,266,222.13/1,190,310.60
  6. Step 6: Final answer
    x = 523,323.30

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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.