Home / 865,855.08-1,194,933.06-483,912.36

Finding the Fourth Proportional to 865,855.08, 1,194,933.06 and 483,912.36

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Solution

The fourth proportional to 865,855.08, 1,194,933.06 and 483,912.36 is: 667,828.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,855.08 : 1,194,933.06 = 483,912.36 : x
  2. Step 2: Convert to fraction form
    865,855.08/1,194,933.06 = 483,912.36/x
  3. Step 3: Cross multiply
    865,855.08x = 1,194,933.06 × 483,912.36
  4. Step 4: Simplify right side
    865,855.08x = 578,242,877,106.62
  5. Step 5: Solve for x
    x = 578,242,877,106.62/865,855.08
  6. Step 6: Final answer
    x = 667,828.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.