Home / 753,719.60-1,130,233.80-332,778.80

Finding the Fourth Proportional to 753,719.60, 1,130,233.80 and 332,778.80

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Solution

The fourth proportional to 753,719.60, 1,130,233.80 and 332,778.80 is: 499,015.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,719.60 : 1,130,233.80 = 332,778.80 : x
  2. Step 2: Convert to fraction form
    753,719.60/1,130,233.80 = 332,778.80/x
  3. Step 3: Cross multiply
    753,719.60x = 1,130,233.80 × 332,778.80
  4. Step 4: Simplify right side
    753,719.60x = 376,117,847,683.44
  5. Step 5: Solve for x
    x = 376,117,847,683.44/753,719.60
  6. Step 6: Final answer
    x = 499,015.61

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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.