Home / 313,141.20-469,366.20-173,000.40

Finding the Fourth Proportional to 313,141.20, 469,366.20 and 173,000.40

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Solution

The fourth proportional to 313,141.20, 469,366.20 and 173,000.40 is: 259,309.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,141.20 : 469,366.20 = 173,000.40 : x
  2. Step 2: Convert to fraction form
    313,141.20/469,366.20 = 173,000.40/x
  3. Step 3: Cross multiply
    313,141.20x = 469,366.20 × 173,000.40
  4. Step 4: Simplify right side
    313,141.20x = 81,200,540,346.48
  5. Step 5: Solve for x
    x = 81,200,540,346.48/313,141.20
  6. Step 6: Final answer
    x = 259,309.67

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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.