Home / 955,447.56-1,433,359.26-315,725.49

Finding the Fourth Proportional to 955,447.56, 1,433,359.26 and 315,725.49

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Solution

The fourth proportional to 955,447.56, 1,433,359.26 and 315,725.49 is: 473,650.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,447.56 : 1,433,359.26 = 315,725.49 : x
  2. Step 2: Convert to fraction form
    955,447.56/1,433,359.26 = 315,725.49/x
  3. Step 3: Cross multiply
    955,447.56x = 1,433,359.26 × 315,725.49
  4. Step 4: Simplify right side
    955,447.56x = 452,548,054,709.54
  5. Step 5: Solve for x
    x = 452,548,054,709.54/955,447.56
  6. Step 6: Final answer
    x = 473,650.33

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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.