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Finding the Fourth Proportional to 335,851.80, 503,766.90 and 111,222.60

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Solution

The fourth proportional to 335,851.80, 503,766.90 and 111,222.60 is: 166,830.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,851.80 : 503,766.90 = 111,222.60 : x
  2. Step 2: Convert to fraction form
    335,851.80/503,766.90 = 111,222.60/x
  3. Step 3: Cross multiply
    335,851.80x = 503,766.90 × 111,222.60
  4. Step 4: Simplify right side
    335,851.80x = 56,030,264,411.94
  5. Step 5: Solve for x
    x = 56,030,264,411.94/335,851.80
  6. Step 6: Final answer
    x = 166,830.32

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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.