Home / 824,525.54-1,236,755.96-344,629.40

Finding the Fourth Proportional to 824,525.54, 1,236,755.96 and 344,629.40

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Solution

The fourth proportional to 824,525.54, 1,236,755.96 and 344,629.40 is: 516,930.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,525.54 : 1,236,755.96 = 344,629.40 : x
  2. Step 2: Convert to fraction form
    824,525.54/1,236,755.96 = 344,629.40/x
  3. Step 3: Cross multiply
    824,525.54x = 1,236,755.96 × 344,629.40
  4. Step 4: Simplify right side
    824,525.54x = 426,222,464,441.22
  5. Step 5: Solve for x
    x = 426,222,464,441.22/824,525.54
  6. Step 6: Final answer
    x = 516,930.58

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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.