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Finding the Fourth Proportional to 595,852.87, 822,542.03 and 354,213.67

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Solution

The fourth proportional to 595,852.87, 822,542.03 and 354,213.67 is: 488,972.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,852.87 : 822,542.03 = 354,213.67 : x
  2. Step 2: Convert to fraction form
    595,852.87/822,542.03 = 354,213.67/x
  3. Step 3: Cross multiply
    595,852.87x = 822,542.03 × 354,213.67
  4. Step 4: Simplify right side
    595,852.87x = 291,355,631,175.55
  5. Step 5: Solve for x
    x = 291,355,631,175.55/595,852.87
  6. Step 6: Final answer
    x = 488,972.44

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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.