Home / 849,495.44-1,274,425.56-280,846.16

Finding the Fourth Proportional to 849,495.44, 1,274,425.56 and 280,846.16

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Solution

The fourth proportional to 849,495.44, 1,274,425.56 and 280,846.16 is: 421,329.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,495.44 : 1,274,425.56 = 280,846.16 : x
  2. Step 2: Convert to fraction form
    849,495.44/1,274,425.56 = 280,846.16/x
  3. Step 3: Cross multiply
    849,495.44x = 1,274,425.56 × 280,846.16
  4. Step 4: Simplify right side
    849,495.44x = 357,917,524,731.85
  5. Step 5: Solve for x
    x = 357,917,524,731.85/849,495.44
  6. Step 6: Final answer
    x = 421,329.54

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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.