Home / 770,886.44-1,156,823.22-416,147.48

Finding the Fourth Proportional to 770,886.44, 1,156,823.22 and 416,147.48

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Solution

The fourth proportional to 770,886.44, 1,156,823.22 and 416,147.48 is: 624,487.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,886.44 : 1,156,823.22 = 416,147.48 : x
  2. Step 2: Convert to fraction form
    770,886.44/1,156,823.22 = 416,147.48/x
  3. Step 3: Cross multiply
    770,886.44x = 1,156,823.22 × 416,147.48
  4. Step 4: Simplify right side
    770,886.44x = 481,409,067,808.49
  5. Step 5: Solve for x
    x = 481,409,067,808.49/770,886.44
  6. Step 6: Final answer
    x = 624,487.66

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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.