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Finding the Fourth Proportional to 503,977.90, 756,076.34 and 234,271.60

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Solution

The fourth proportional to 503,977.90, 756,076.34 and 234,271.60 is: 351,458.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,977.90 : 756,076.34 = 234,271.60 : x
  2. Step 2: Convert to fraction form
    503,977.90/756,076.34 = 234,271.60/x
  3. Step 3: Cross multiply
    503,977.90x = 756,076.34 × 234,271.60
  4. Step 4: Simplify right side
    503,977.90x = 177,127,213,893.94
  5. Step 5: Solve for x
    x = 177,127,213,893.94/503,977.90
  6. Step 6: Final answer
    x = 351,458.30

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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.