Home / 451,164.45-622,565.54-260,140.94

Finding the Fourth Proportional to 451,164.45, 622,565.54 and 260,140.94

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Solution

The fourth proportional to 451,164.45, 622,565.54 and 260,140.94 is: 358,970.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,164.45 : 622,565.54 = 260,140.94 : x
  2. Step 2: Convert to fraction form
    451,164.45/622,565.54 = 260,140.94/x
  3. Step 3: Cross multiply
    451,164.45x = 622,565.54 × 260,140.94
  4. Step 4: Simplify right side
    451,164.45x = 161,954,780,373.68
  5. Step 5: Solve for x
    x = 161,954,780,373.68/451,164.45
  6. Step 6: Final answer
    x = 358,970.62

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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.