Home / 788,759.09-1,182,905.09-220,003.04

Finding the Fourth Proportional to 788,759.09, 1,182,905.09 and 220,003.04

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Solution

The fourth proportional to 788,759.09, 1,182,905.09 and 220,003.04 is: 329,939.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,759.09 : 1,182,905.09 = 220,003.04 : x
  2. Step 2: Convert to fraction form
    788,759.09/1,182,905.09 = 220,003.04/x
  3. Step 3: Cross multiply
    788,759.09x = 1,182,905.09 × 220,003.04
  4. Step 4: Simplify right side
    788,759.09x = 260,242,718,513.73
  5. Step 5: Solve for x
    x = 260,242,718,513.73/788,759.09
  6. Step 6: Final answer
    x = 329,939.42

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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.