Home / 1,022,378.09-1,533,851.60-446,051.75

Finding the Fourth Proportional to 1,022,378.09, 1,533,851.60 and 446,051.75

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Solution

The fourth proportional to 1,022,378.09, 1,533,851.60 and 446,051.75 is: 669,201.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,378.09 : 1,533,851.60 = 446,051.75 : x
  2. Step 2: Convert to fraction form
    1,022,378.09/1,533,851.60 = 446,051.75/x
  3. Step 3: Cross multiply
    1,022,378.09x = 1,533,851.60 × 446,051.75
  4. Step 4: Simplify right side
    1,022,378.09x = 684,177,180,520.78
  5. Step 5: Solve for x
    x = 684,177,180,520.78/1,022,378.09
  6. Step 6: Final answer
    x = 669,201.73

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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.