Home / 885,195.58-1,328,104.40-379,736.14

Finding the Fourth Proportional to 885,195.58, 1,328,104.40 and 379,736.14

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Solution

The fourth proportional to 885,195.58, 1,328,104.40 and 379,736.14 is: 569,737.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,195.58 : 1,328,104.40 = 379,736.14 : x
  2. Step 2: Convert to fraction form
    885,195.58/1,328,104.40 = 379,736.14/x
  3. Step 3: Cross multiply
    885,195.58x = 1,328,104.40 × 379,736.14
  4. Step 4: Simplify right side
    885,195.58x = 504,329,238,373.02
  5. Step 5: Solve for x
    x = 504,329,238,373.02/885,195.58
  6. Step 6: Final answer
    x = 569,737.64

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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.