Home / 254,072.74-349,740.39-219,601.77

Finding the Fourth Proportional to 254,072.74, 349,740.39 and 219,601.77

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Solution

The fourth proportional to 254,072.74, 349,740.39 and 219,601.77 is: 302,289.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,072.74 : 349,740.39 = 219,601.77 : x
  2. Step 2: Convert to fraction form
    254,072.74/349,740.39 = 219,601.77/x
  3. Step 3: Cross multiply
    254,072.74x = 349,740.39 × 219,601.77
  4. Step 4: Simplify right side
    254,072.74x = 76,803,608,684.49
  5. Step 5: Solve for x
    x = 76,803,608,684.49/254,072.74
  6. Step 6: Final answer
    x = 302,289.84

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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.