Home / 783,116.36-1,174,759.82-250,512.20

Finding the Fourth Proportional to 783,116.36, 1,174,759.82 and 250,512.20

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Solution

The fourth proportional to 783,116.36, 1,174,759.82 and 250,512.20 is: 375,795.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,116.36 : 1,174,759.82 = 250,512.20 : x
  2. Step 2: Convert to fraction form
    783,116.36/1,174,759.82 = 250,512.20/x
  3. Step 3: Cross multiply
    783,116.36x = 1,174,759.82 × 250,512.20
  4. Step 4: Simplify right side
    783,116.36x = 294,291,666,979.80
  5. Step 5: Solve for x
    x = 294,291,666,979.80/783,116.36
  6. Step 6: Final answer
    x = 375,795.58

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Double scale
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Similar ratio
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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.