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Finding the Fourth Proportional to 601,181.56, 901,688.51 and 151,874.56

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Solution

The fourth proportional to 601,181.56, 901,688.51 and 151,874.56 is: 227,790.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,181.56 : 901,688.51 = 151,874.56 : x
  2. Step 2: Convert to fraction form
    601,181.56/901,688.51 = 151,874.56/x
  3. Step 3: Cross multiply
    601,181.56x = 901,688.51 × 151,874.56
  4. Step 4: Simplify right side
    601,181.56x = 136,943,546,365.81
  5. Step 5: Solve for x
    x = 136,943,546,365.81/601,181.56
  6. Step 6: Final answer
    x = 227,790.66

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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.