Home / 962,156.88-1,328,873.04-655,704.72

Finding the Fourth Proportional to 962,156.88, 1,328,873.04 and 655,704.72

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Solution

The fourth proportional to 962,156.88, 1,328,873.04 and 655,704.72 is: 905,619.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,156.88 : 1,328,873.04 = 655,704.72 : x
  2. Step 2: Convert to fraction form
    962,156.88/1,328,873.04 = 655,704.72/x
  3. Step 3: Cross multiply
    962,156.88x = 1,328,873.04 × 655,704.72
  4. Step 4: Simplify right side
    962,156.88x = 871,348,324,608.75
  5. Step 5: Solve for x
    x = 871,348,324,608.75/962,156.88
  6. Step 6: Final answer
    x = 905,619.80

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1.5x scale

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.