Home / 790,623.60-1,185,935.40-222,003.60

Finding the Fourth Proportional to 790,623.60, 1,185,935.40 and 222,003.60

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Solution

The fourth proportional to 790,623.60, 1,185,935.40 and 222,003.60 is: 333,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,623.60 : 1,185,935.40 = 222,003.60 : x
  2. Step 2: Convert to fraction form
    790,623.60/1,185,935.40 = 222,003.60/x
  3. Step 3: Cross multiply
    790,623.60x = 1,185,935.40 × 222,003.60
  4. Step 4: Simplify right side
    790,623.60x = 263,281,928,167.44
  5. Step 5: Solve for x
    x = 263,281,928,167.44/790,623.60
  6. Step 6: Final answer
    x = 333,005.40

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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.