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Finding the Fourth Proportional to 595,851.87, 822,540.65 and 354,212.67

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Solution

The fourth proportional to 595,851.87, 822,540.65 and 354,212.67 is: 488,971.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,851.87 : 822,540.65 = 354,212.67 : x
  2. Step 2: Convert to fraction form
    595,851.87/822,540.65 = 354,212.67/x
  3. Step 3: Cross multiply
    595,851.87x = 822,540.65 × 354,212.67
  4. Step 4: Simplify right side
    595,851.87x = 291,354,318,048.97
  5. Step 5: Solve for x
    x = 291,354,318,048.97/595,851.87
  6. Step 6: Final answer
    x = 488,971.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.