Home / 842,003.56-1,161,904.26-459,949.24

Finding the Fourth Proportional to 842,003.56, 1,161,904.26 and 459,949.24

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Solution

The fourth proportional to 842,003.56, 1,161,904.26 and 459,949.24 is: 634,696.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,003.56 : 1,161,904.26 = 459,949.24 : x
  2. Step 2: Convert to fraction form
    842,003.56/1,161,904.26 = 459,949.24/x
  3. Step 3: Cross multiply
    842,003.56x = 1,161,904.26 × 459,949.24
  4. Step 4: Simplify right side
    842,003.56x = 534,416,981,339.76
  5. Step 5: Solve for x
    x = 534,416,981,339.76/842,003.56
  6. Step 6: Final answer
    x = 634,696.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.