Home / 417,128.19-575,331.03-273,835.95

Finding the Fourth Proportional to 417,128.19, 575,331.03 and 273,835.95

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Solution

The fourth proportional to 417,128.19, 575,331.03 and 273,835.95 is: 377,692.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,128.19 : 575,331.03 = 273,835.95 : x
  2. Step 2: Convert to fraction form
    417,128.19/575,331.03 = 273,835.95/x
  3. Step 3: Cross multiply
    417,128.19x = 575,331.03 × 273,835.95
  4. Step 4: Simplify right side
    417,128.19x = 157,546,319,164.53
  5. Step 5: Solve for x
    x = 157,546,319,164.53/417,128.19
  6. Step 6: Final answer
    x = 377,692.81

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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.