Home / 894,783.29-1,234,815.69-486,887.18

Finding the Fourth Proportional to 894,783.29, 1,234,815.69 and 486,887.18

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Solution

The fourth proportional to 894,783.29, 1,234,815.69 and 486,887.18 is: 671,912.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,783.29 : 1,234,815.69 = 486,887.18 : x
  2. Step 2: Convert to fraction form
    894,783.29/1,234,815.69 = 486,887.18/x
  3. Step 3: Cross multiply
    894,783.29x = 1,234,815.69 × 486,887.18
  4. Step 4: Simplify right side
    894,783.29x = 601,215,929,123.85
  5. Step 5: Solve for x
    x = 601,215,929,123.85/894,783.29
  6. Step 6: Final answer
    x = 671,912.33

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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.