Home / 743,016.66-1,114,512.97-293,741.70

Finding the Fourth Proportional to 743,016.66, 1,114,512.97 and 293,741.70

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Solution

The fourth proportional to 743,016.66, 1,114,512.97 and 293,741.70 is: 440,607.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,016.66 : 1,114,512.97 = 293,741.70 : x
  2. Step 2: Convert to fraction form
    743,016.66/1,114,512.97 = 293,741.70/x
  3. Step 3: Cross multiply
    743,016.66x = 1,114,512.97 × 293,741.70
  4. Step 4: Simplify right side
    743,016.66x = 327,378,934,479.85
  5. Step 5: Solve for x
    x = 327,378,934,479.85/743,016.66
  6. Step 6: Final answer
    x = 440,607.80

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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.