Home / 894,581.89-1,234,494.88-486,673.31

Finding the Fourth Proportional to 894,581.89, 1,234,494.88 and 486,673.31

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Solution

The fourth proportional to 894,581.89, 1,234,494.88 and 486,673.31 is: 671,593.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,581.89 : 1,234,494.88 = 486,673.31 : x
  2. Step 2: Convert to fraction form
    894,581.89/1,234,494.88 = 486,673.31/x
  3. Step 3: Cross multiply
    894,581.89x = 1,234,494.88 × 486,673.31
  4. Step 4: Simplify right side
    894,581.89x = 600,795,711,297.21
  5. Step 5: Solve for x
    x = 600,795,711,297.21/894,581.89
  6. Step 6: Final answer
    x = 671,593.87

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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.