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Finding the Fourth Proportional to 594,566.50, 820,158.62 and 379,464.11

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Solution

The fourth proportional to 594,566.50, 820,158.62 and 379,464.11 is: 523,441.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,566.50 : 820,158.62 = 379,464.11 : x
  2. Step 2: Convert to fraction form
    594,566.50/820,158.62 = 379,464.11/x
  3. Step 3: Cross multiply
    594,566.50x = 820,158.62 × 379,464.11
  4. Step 4: Simplify right side
    594,566.50x = 311,220,763,796.19
  5. Step 5: Solve for x
    x = 311,220,763,796.19/594,566.50
  6. Step 6: Final answer
    x = 523,441.47

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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.