Home / 880,704.09-1,321,049.15-523,351.53

Finding the Fourth Proportional to 880,704.09, 1,321,049.15 and 523,351.53

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Solution

The fourth proportional to 880,704.09, 1,321,049.15 and 523,351.53 is: 785,023.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,704.09 : 1,321,049.15 = 523,351.53 : x
  2. Step 2: Convert to fraction form
    880,704.09/1,321,049.15 = 523,351.53/x
  3. Step 3: Cross multiply
    880,704.09x = 1,321,049.15 × 523,351.53
  4. Step 4: Simplify right side
    880,704.09x = 691,373,093,203.51
  5. Step 5: Solve for x
    x = 691,373,093,203.51/880,704.09
  6. Step 6: Final answer
    x = 785,023.14

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1.5x scale

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.