Home / 333,981.02-499,137.86-244,212.78

Finding the Fourth Proportional to 333,981.02, 499,137.86 and 244,212.78

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Solution

The fourth proportional to 333,981.02, 499,137.86 and 244,212.78 is: 364,978.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,981.02 : 499,137.86 = 244,212.78 : x
  2. Step 2: Convert to fraction form
    333,981.02/499,137.86 = 244,212.78/x
  3. Step 3: Cross multiply
    333,981.02x = 499,137.86 × 244,212.78
  4. Step 4: Simplify right side
    333,981.02x = 121,895,844,393.85
  5. Step 5: Solve for x
    x = 121,895,844,393.85/333,981.02
  6. Step 6: Final answer
    x = 364,978.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.