Home / 885,185.28-1,327,775.54-379,418.31

Finding the Fourth Proportional to 885,185.28, 1,327,775.54 and 379,418.31

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Solution

The fourth proportional to 885,185.28, 1,327,775.54 and 379,418.31 is: 569,126.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,185.28 : 1,327,775.54 = 379,418.31 : x
  2. Step 2: Convert to fraction form
    885,185.28/1,327,775.54 = 379,418.31/x
  3. Step 3: Cross multiply
    885,185.28x = 1,327,775.54 × 379,418.31
  4. Step 4: Simplify right side
    885,185.28x = 503,782,349,549.05
  5. Step 5: Solve for x
    x = 503,782,349,549.05/885,185.28
  6. Step 6: Final answer
    x = 569,126.44

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1.5x scale

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.