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Finding the Fourth Proportional to 552,607.91, 828,878.04 and 325,029.38

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Solution

The fourth proportional to 552,607.91, 828,878.04 and 325,029.38 is: 487,524.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,607.91 : 828,878.04 = 325,029.38 : x
  2. Step 2: Convert to fraction form
    552,607.91/828,878.04 = 325,029.38/x
  3. Step 3: Cross multiply
    552,607.91x = 828,878.04 × 325,029.38
  4. Step 4: Simplify right side
    552,607.91x = 269,409,711,292.43
  5. Step 5: Solve for x
    x = 269,409,711,292.43/552,607.91
  6. Step 6: Final answer
    x = 487,524.17

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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.