Home / 733,811.60-1,100,717.40-621,837.20

Finding the Fourth Proportional to 733,811.60, 1,100,717.40 and 621,837.20

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Solution

The fourth proportional to 733,811.60, 1,100,717.40 and 621,837.20 is: 932,755.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,811.60 : 1,100,717.40 = 621,837.20 : x
  2. Step 2: Convert to fraction form
    733,811.60/1,100,717.40 = 621,837.20/x
  3. Step 3: Cross multiply
    733,811.60x = 1,100,717.40 × 621,837.20
  4. Step 4: Simplify right side
    733,811.60x = 684,467,026,007.28
  5. Step 5: Solve for x
    x = 684,467,026,007.28/733,811.60
  6. Step 6: Final answer
    x = 932,755.80

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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.