Home / 972,115.34-1,458,447.78-332,557.56

Finding the Fourth Proportional to 972,115.34, 1,458,447.78 and 332,557.56

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Solution

The fourth proportional to 972,115.34, 1,458,447.78 and 332,557.56 is: 498,930.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,115.34 : 1,458,447.78 = 332,557.56 : x
  2. Step 2: Convert to fraction form
    972,115.34/1,458,447.78 = 332,557.56/x
  3. Step 3: Cross multiply
    972,115.34x = 1,458,447.78 × 332,557.56
  4. Step 4: Simplify right side
    972,115.34x = 485,017,835,104.22
  5. Step 5: Solve for x
    x = 485,017,835,104.22/972,115.34
  6. Step 6: Final answer
    x = 498,930.34

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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.