Home / 929,371.04-1,394,238.08-298,236.32

Finding the Fourth Proportional to 929,371.04, 1,394,238.08 and 298,236.32

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Solution

The fourth proportional to 929,371.04, 1,394,238.08 and 298,236.32 is: 447,412.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,371.04 : 1,394,238.08 = 298,236.32 : x
  2. Step 2: Convert to fraction form
    929,371.04/1,394,238.08 = 298,236.32/x
  3. Step 3: Cross multiply
    929,371.04x = 1,394,238.08 × 298,236.32
  4. Step 4: Simplify right side
    929,371.04x = 415,812,434,183.07
  5. Step 5: Solve for x
    x = 415,812,434,183.07/929,371.04
  6. Step 6: Final answer
    x = 447,412.73

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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.