Home / 894,020.69-1,233,741.91-486,122.79

Finding the Fourth Proportional to 894,020.69, 1,233,741.91 and 486,122.79

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Solution

The fourth proportional to 894,020.69, 1,233,741.91 and 486,122.79 is: 670,845.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,020.69 : 1,233,741.91 = 486,122.79 : x
  2. Step 2: Convert to fraction form
    894,020.69/1,233,741.91 = 486,122.79/x
  3. Step 3: Cross multiply
    894,020.69x = 1,233,741.91 × 486,122.79
  4. Step 4: Simplify right side
    894,020.69x = 599,750,058,914.67
  5. Step 5: Solve for x
    x = 599,750,058,914.67/894,020.69
  6. Step 6: Final answer
    x = 670,845.84

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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.