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Finding the Fourth Proportional to 595,670.68, 822,145.11 and 353,906.72

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Solution

The fourth proportional to 595,670.68, 822,145.11 and 353,906.72 is: 488,462.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,670.68 : 822,145.11 = 353,906.72 : x
  2. Step 2: Convert to fraction form
    595,670.68/822,145.11 = 353,906.72/x
  3. Step 3: Cross multiply
    595,670.68x = 822,145.11 × 353,906.72
  4. Step 4: Simplify right side
    595,670.68x = 290,962,677,474.61
  5. Step 5: Solve for x
    x = 290,962,677,474.61/595,670.68
  6. Step 6: Final answer
    x = 488,462.31

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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.