Home / 899,959.29-1,350,313.97-394,883.39

Finding the Fourth Proportional to 899,959.29, 1,350,313.97 and 394,883.39

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Solution

The fourth proportional to 899,959.29, 1,350,313.97 and 394,883.39 is: 592,489.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,959.29 : 1,350,313.97 = 394,883.39 : x
  2. Step 2: Convert to fraction form
    899,959.29/1,350,313.97 = 394,883.39/x
  3. Step 3: Cross multiply
    899,959.29x = 1,350,313.97 × 394,883.39
  4. Step 4: Simplify right side
    899,959.29x = 533,216,549,311.97
  5. Step 5: Solve for x
    x = 533,216,549,311.97/899,959.29
  6. Step 6: Final answer
    x = 592,489.63

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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.