Home / 454,311.90-681,467.85-348,023.70

Finding the Fourth Proportional to 454,311.90, 681,467.85 and 348,023.70

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Solution

The fourth proportional to 454,311.90, 681,467.85 and 348,023.70 is: 522,035.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,311.90 : 681,467.85 = 348,023.70 : x
  2. Step 2: Convert to fraction form
    454,311.90/681,467.85 = 348,023.70/x
  3. Step 3: Cross multiply
    454,311.90x = 681,467.85 × 348,023.70
  4. Step 4: Simplify right side
    454,311.90x = 237,166,962,588.05
  5. Step 5: Solve for x
    x = 237,166,962,588.05/454,311.90
  6. Step 6: Final answer
    x = 522,035.55

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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.