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Finding the Fourth Proportional to 562,645.96, 843,385.74 and 351,799.72

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Solution

The fourth proportional to 562,645.96, 843,385.74 and 351,799.72 is: 527,334.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,645.96 : 843,385.74 = 351,799.72 : x
  2. Step 2: Convert to fraction form
    562,645.96/843,385.74 = 351,799.72/x
  3. Step 3: Cross multiply
    562,645.96x = 843,385.74 × 351,799.72
  4. Step 4: Simplify right side
    562,645.96x = 296,702,867,183.99
  5. Step 5: Solve for x
    x = 296,702,867,183.99/562,645.96
  6. Step 6: Final answer
    x = 527,334.93

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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.