Home / 394,888.41-592,332.60-110,621.05

Finding the Fourth Proportional to 394,888.41, 592,332.60 and 110,621.05

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Solution

The fourth proportional to 394,888.41, 592,332.60 and 110,621.05 is: 165,931.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,888.41 : 592,332.60 = 110,621.05 : x
  2. Step 2: Convert to fraction form
    394,888.41/592,332.60 = 110,621.05/x
  3. Step 3: Cross multiply
    394,888.41x = 592,332.60 × 110,621.05
  4. Step 4: Simplify right side
    394,888.41x = 65,524,454,138.92
  5. Step 5: Solve for x
    x = 65,524,454,138.92/394,888.41
  6. Step 6: Final answer
    x = 165,931.57

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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.