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Finding the Fourth Proportional to 349,697.20, 482,582.84 and 206,466.44

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Solution

The fourth proportional to 349,697.20, 482,582.84 and 206,466.44 is: 284,924.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,697.20 : 482,582.84 = 206,466.44 : x
  2. Step 2: Convert to fraction form
    349,697.20/482,582.84 = 206,466.44/x
  3. Step 3: Cross multiply
    349,697.20x = 482,582.84 × 206,466.44
  4. Step 4: Simplify right side
    349,697.20x = 99,637,160,979.89
  5. Step 5: Solve for x
    x = 99,637,160,979.89/349,697.20
  6. Step 6: Final answer
    x = 284,924.10

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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.