Home / 1,173,129.89-1,760,360.50-633,378.97

Finding the Fourth Proportional to 1,173,129.89, 1,760,360.50 and 633,378.97

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Solution

The fourth proportional to 1,173,129.89, 1,760,360.50 and 633,378.97 is: 950,427.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,129.89 : 1,760,360.50 = 633,378.97 : x
  2. Step 2: Convert to fraction form
    1,173,129.89/1,760,360.50 = 633,378.97/x
  3. Step 3: Cross multiply
    1,173,129.89x = 1,760,360.50 × 633,378.97
  4. Step 4: Simplify right side
    1,173,129.89x = 1,114,975,320,318.69
  5. Step 5: Solve for x
    x = 1,114,975,320,318.69/1,173,129.89
  6. Step 6: Final answer
    x = 950,427.85

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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.