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Finding the Fourth Proportional to 336,060.80, 503,054.40 and 195,401.60

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Solution

The fourth proportional to 336,060.80, 503,054.40 and 195,401.60 is: 292,499.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,060.80 : 503,054.40 = 195,401.60 : x
  2. Step 2: Convert to fraction form
    336,060.80/503,054.40 = 195,401.60/x
  3. Step 3: Cross multiply
    336,060.80x = 503,054.40 × 195,401.60
  4. Step 4: Simplify right side
    336,060.80x = 98,297,634,647.04
  5. Step 5: Solve for x
    x = 98,297,634,647.04/336,060.80
  6. Step 6: Final answer
    x = 292,499.56

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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.