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Finding the Fourth Proportional to 336,002.40, 504,003.60 and 125,596.80

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Solution

The fourth proportional to 336,002.40, 504,003.60 and 125,596.80 is: 188,395.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,002.40 : 504,003.60 = 125,596.80 : x
  2. Step 2: Convert to fraction form
    336,002.40/504,003.60 = 125,596.80/x
  3. Step 3: Cross multiply
    336,002.40x = 504,003.60 × 125,596.80
  4. Step 4: Simplify right side
    336,002.40x = 63,301,239,348.48
  5. Step 5: Solve for x
    x = 63,301,239,348.48/336,002.40
  6. Step 6: Final answer
    x = 188,395.20

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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.