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Finding the Fourth Proportional to 504,933.01, 756,745.12 and 205,065.24

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Solution

The fourth proportional to 504,933.01, 756,745.12 and 205,065.24 is: 307,332.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,933.01 : 756,745.12 = 205,065.24 : x
  2. Step 2: Convert to fraction form
    504,933.01/756,745.12 = 205,065.24/x
  3. Step 3: Cross multiply
    504,933.01x = 756,745.12 × 205,065.24
  4. Step 4: Simplify right side
    504,933.01x = 155,182,115,916.67
  5. Step 5: Solve for x
    x = 155,182,115,916.67/504,933.01
  6. Step 6: Final answer
    x = 307,332.09

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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.