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Finding the Fourth Proportional to 501,052.50, 749,695.50 and 351,584.42

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Solution

The fourth proportional to 501,052.50, 749,695.50 and 351,584.42 is: 526,055.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,052.50 : 749,695.50 = 351,584.42 : x
  2. Step 2: Convert to fraction form
    501,052.50/749,695.50 = 351,584.42/x
  3. Step 3: Cross multiply
    501,052.50x = 749,695.50 × 351,584.42
  4. Step 4: Simplify right side
    501,052.50x = 263,581,253,795.63
  5. Step 5: Solve for x
    x = 263,581,253,795.63/501,052.50
  6. Step 6: Final answer
    x = 526,055.16

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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.