Home / 741,998.90-1,112,629.77-236,494.10

Finding the Fourth Proportional to 741,998.90, 1,112,629.77 and 236,494.10

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Solution

The fourth proportional to 741,998.90, 1,112,629.77 and 236,494.10 is: 354,623.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,998.90 : 1,112,629.77 = 236,494.10 : x
  2. Step 2: Convert to fraction form
    741,998.90/1,112,629.77 = 236,494.10/x
  3. Step 3: Cross multiply
    741,998.90x = 1,112,629.77 × 236,494.10
  4. Step 4: Simplify right side
    741,998.90x = 263,130,376,089.36
  5. Step 5: Solve for x
    x = 263,130,376,089.36/741,998.90
  6. Step 6: Final answer
    x = 354,623.67

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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.