Home / 414,830.19-622,458.54-359,028.89

Finding the Fourth Proportional to 414,830.19, 622,458.54 and 359,028.89

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Solution

The fourth proportional to 414,830.19, 622,458.54 and 359,028.89 is: 538,727.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,830.19 : 622,458.54 = 359,028.89 : x
  2. Step 2: Convert to fraction form
    414,830.19/622,458.54 = 359,028.89/x
  3. Step 3: Cross multiply
    414,830.19x = 622,458.54 × 359,028.89
  4. Step 4: Simplify right side
    414,830.19x = 223,480,597,909.15
  5. Step 5: Solve for x
    x = 223,480,597,909.15/414,830.19
  6. Step 6: Final answer
    x = 538,727.90

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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.