Home / 681,944.40-1,022,916.60-302,776.02

Finding the Fourth Proportional to 681,944.40, 1,022,916.60 and 302,776.02

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Solution

The fourth proportional to 681,944.40, 1,022,916.60 and 302,776.02 is: 454,164.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,944.40 : 1,022,916.60 = 302,776.02 : x
  2. Step 2: Convert to fraction form
    681,944.40/1,022,916.60 = 302,776.02/x
  3. Step 3: Cross multiply
    681,944.40x = 1,022,916.60 × 302,776.02
  4. Step 4: Simplify right side
    681,944.40x = 309,714,616,939.93
  5. Step 5: Solve for x
    x = 309,714,616,939.93/681,944.40
  6. Step 6: Final answer
    x = 454,164.03

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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.