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Finding the Fourth Proportional to 501,576.84, 752,481.90 and 146,595.96

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Solution

The fourth proportional to 501,576.84, 752,481.90 and 146,595.96 is: 219,928.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,576.84 : 752,481.90 = 146,595.96 : x
  2. Step 2: Convert to fraction form
    501,576.84/752,481.90 = 146,595.96/x
  3. Step 3: Cross multiply
    501,576.84x = 752,481.90 × 146,595.96
  4. Step 4: Simplify right side
    501,576.84x = 110,310,806,513.12
  5. Step 5: Solve for x
    x = 110,310,806,513.12/501,576.84
  6. Step 6: Final answer
    x = 219,928.03

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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.