Home / 849,578.74-1,274,410.11-242,456.54

Finding the Fourth Proportional to 849,578.74, 1,274,410.11 and 242,456.54

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Solution

The fourth proportional to 849,578.74, 1,274,410.11 and 242,456.54 is: 363,696.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,578.74 : 1,274,410.11 = 242,456.54 : x
  2. Step 2: Convert to fraction form
    849,578.74/1,274,410.11 = 242,456.54/x
  3. Step 3: Cross multiply
    849,578.74x = 1,274,410.11 × 242,456.54
  4. Step 4: Simplify right side
    849,578.74x = 308,989,065,811.62
  5. Step 5: Solve for x
    x = 308,989,065,811.62/849,578.74
  6. Step 6: Final answer
    x = 363,696.80

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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.