Home / 885,010.58-1,327,523.62-285,971.84

Finding the Fourth Proportional to 885,010.58, 1,327,523.62 and 285,971.84

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Solution

The fourth proportional to 885,010.58, 1,327,523.62 and 285,971.84 is: 428,960.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,010.58 : 1,327,523.62 = 285,971.84 : x
  2. Step 2: Convert to fraction form
    885,010.58/1,327,523.62 = 285,971.84/x
  3. Step 3: Cross multiply
    885,010.58x = 1,327,523.62 × 285,971.84
  4. Step 4: Simplify right side
    885,010.58x = 379,634,372,369.63
  5. Step 5: Solve for x
    x = 379,634,372,369.63/885,010.58
  6. Step 6: Final answer
    x = 428,960.26

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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.