Home / 383,277.49-574,951.77-130,473.05

Finding the Fourth Proportional to 383,277.49, 574,951.77 and 130,473.05

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Solution

The fourth proportional to 383,277.49, 574,951.77 and 130,473.05 is: 195,721.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,277.49 : 574,951.77 = 130,473.05 : x
  2. Step 2: Convert to fraction form
    383,277.49/574,951.77 = 130,473.05/x
  3. Step 3: Cross multiply
    383,277.49x = 574,951.77 × 130,473.05
  4. Step 4: Simplify right side
    383,277.49x = 75,015,708,160.04
  5. Step 5: Solve for x
    x = 75,015,708,160.04/383,277.49
  6. Step 6: Final answer
    x = 195,721.67

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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.