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Finding the Fourth Proportional to 531,607.52, 796,992.72 and 265,231.04

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Solution

The fourth proportional to 531,607.52, 796,992.72 and 265,231.04 is: 397,637.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,607.52 : 796,992.72 = 265,231.04 : x
  2. Step 2: Convert to fraction form
    531,607.52/796,992.72 = 265,231.04/x
  3. Step 3: Cross multiply
    531,607.52x = 796,992.72 × 265,231.04
  4. Step 4: Simplify right side
    531,607.52x = 211,387,207,998.03
  5. Step 5: Solve for x
    x = 211,387,207,998.03/531,607.52
  6. Step 6: Final answer
    x = 397,637.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.