Home / 268,318.58-370,261.70-147,457.26

Finding the Fourth Proportional to 268,318.58, 370,261.70 and 147,457.26

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Solution

The fourth proportional to 268,318.58, 370,261.70 and 147,457.26 is: 203,481.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,318.58 : 370,261.70 = 147,457.26 : x
  2. Step 2: Convert to fraction form
    268,318.58/370,261.70 = 147,457.26/x
  3. Step 3: Cross multiply
    268,318.58x = 370,261.70 × 147,457.26
  4. Step 4: Simplify right side
    268,318.58x = 54,597,775,580.62
  5. Step 5: Solve for x
    x = 54,597,775,580.62/268,318.58
  6. Step 6: Final answer
    x = 203,481.16

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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.