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Finding the Fourth Proportional to 451,071.83, 676,708.63 and 151,544.18

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Solution

The fourth proportional to 451,071.83, 676,708.63 and 151,544.18 is: 227,350.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,071.83 : 676,708.63 = 151,544.18 : x
  2. Step 2: Convert to fraction form
    451,071.83/676,708.63 = 151,544.18/x
  3. Step 3: Cross multiply
    451,071.83x = 676,708.63 × 151,544.18
  4. Step 4: Simplify right side
    451,071.83x = 102,551,255,745.19
  5. Step 5: Solve for x
    x = 102,551,255,745.19/451,071.83
  6. Step 6: Final answer
    x = 227,350.17

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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.