Home / 1,218,286.62-1,827,740.97-365,355

Finding the Fourth Proportional to 1,218,286.62, 1,827,740.97 and 365,355

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Solution

The fourth proportional to 1,218,286.62, 1,827,740.97 and 365,355 is: 548,125.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,218,286.62 : 1,827,740.97 = 365,355 : x
  2. Step 2: Convert to fraction form
    1,218,286.62/1,827,740.97 = 365,355/x
  3. Step 3: Cross multiply
    1,218,286.62x = 1,827,740.97 × 365,355
  4. Step 4: Simplify right side
    1,218,286.62x = 667,774,302,094.35
  5. Step 5: Solve for x
    x = 667,774,302,094.35/1,218,286.62
  6. Step 6: Final answer
    x = 548,125.78

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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.