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Finding the Fourth Proportional to 595,670.18, 822,144.41 and 353,906.22

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Solution

The fourth proportional to 595,670.18, 822,144.41 and 353,906.22 is: 488,461.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,670.18 : 822,144.41 = 353,906.22 : x
  2. Step 2: Convert to fraction form
    595,670.18/822,144.41 = 353,906.22/x
  3. Step 3: Cross multiply
    595,670.18x = 822,144.41 × 353,906.22
  4. Step 4: Simplify right side
    595,670.18x = 290,962,020,444.05
  5. Step 5: Solve for x
    x = 290,962,020,444.05/595,670.18
  6. Step 6: Final answer
    x = 488,461.62

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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.