Home / 364,816.45-547,226.50-164,902.78

Finding the Fourth Proportional to 364,816.45, 547,226.50 and 164,902.78

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Solution

The fourth proportional to 364,816.45, 547,226.50 and 164,902.78 is: 247,354.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,816.45 : 547,226.50 = 164,902.78 : x
  2. Step 2: Convert to fraction form
    364,816.45/547,226.50 = 164,902.78/x
  3. Step 3: Cross multiply
    364,816.45x = 547,226.50 × 164,902.78
  4. Step 4: Simplify right side
    364,816.45x = 90,239,171,139.67
  5. Step 5: Solve for x
    x = 90,239,171,139.67/364,816.45
  6. Step 6: Final answer
    x = 247,354.99

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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.