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Finding the Fourth Proportional to 601,378.56, 901,998.72 and 158,181.12

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Solution

The fourth proportional to 601,378.56, 901,998.72 and 158,181.12 is: 237,253.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,378.56 : 901,998.72 = 158,181.12 : x
  2. Step 2: Convert to fraction form
    601,378.56/901,998.72 = 158,181.12/x
  3. Step 3: Cross multiply
    601,378.56x = 901,998.72 × 158,181.12
  4. Step 4: Simplify right side
    601,378.56x = 142,679,167,768.17
  5. Step 5: Solve for x
    x = 142,679,167,768.17/601,378.56
  6. Step 6: Final answer
    x = 237,253.50

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1.5x scale

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.