Home / 849,102.75-1,171,761.80-467,121.33

Finding the Fourth Proportional to 849,102.75, 1,171,761.80 and 467,121.33

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Solution

The fourth proportional to 849,102.75, 1,171,761.80 and 467,121.33 is: 644,627.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,102.75 : 1,171,761.80 = 467,121.33 : x
  2. Step 2: Convert to fraction form
    849,102.75/1,171,761.80 = 467,121.33/x
  3. Step 3: Cross multiply
    849,102.75x = 1,171,761.80 × 467,121.33
  4. Step 4: Simplify right side
    849,102.75x = 547,354,928,123.59
  5. Step 5: Solve for x
    x = 547,354,928,123.59/849,102.75
  6. Step 6: Final answer
    x = 644,627.44

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Double scale
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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.