Home / 671,378.97-1,007,068.77-222,099.84

Finding the Fourth Proportional to 671,378.97, 1,007,068.77 and 222,099.84

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Solution

The fourth proportional to 671,378.97, 1,007,068.77 and 222,099.84 is: 333,149.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,378.97 : 1,007,068.77 = 222,099.84 : x
  2. Step 2: Convert to fraction form
    671,378.97/1,007,068.77 = 222,099.84/x
  3. Step 3: Cross multiply
    671,378.97x = 1,007,068.77 × 222,099.84
  4. Step 4: Simplify right side
    671,378.97x = 223,669,812,686.00
  5. Step 5: Solve for x
    x = 223,669,812,686.00/671,378.97
  6. Step 6: Final answer
    x = 333,149.86

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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.