Home / 1,082,178.32-1,623,251.04-372,212.56

Finding the Fourth Proportional to 1,082,178.32, 1,623,251.04 and 372,212.56

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Solution

The fourth proportional to 1,082,178.32, 1,623,251.04 and 372,212.56 is: 558,313.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,178.32 : 1,623,251.04 = 372,212.56 : x
  2. Step 2: Convert to fraction form
    1,082,178.32/1,623,251.04 = 372,212.56/x
  3. Step 3: Cross multiply
    1,082,178.32x = 1,623,251.04 × 372,212.56
  4. Step 4: Simplify right side
    1,082,178.32x = 604,194,425,121.06
  5. Step 5: Solve for x
    x = 604,194,425,121.06/1,082,178.32
  6. Step 6: Final answer
    x = 558,313.19

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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.