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Finding the Fourth Proportional to 336,240, 504,384.48 and 96,350.40

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Solution

The fourth proportional to 336,240, 504,384.48 and 96,350.40 is: 144,532.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,240 : 504,384.48 = 96,350.40 : x
  2. Step 2: Convert to fraction form
    336,240/504,384.48 = 96,350.40/x
  3. Step 3: Cross multiply
    336,240x = 504,384.48 × 96,350.40
  4. Step 4: Simplify right side
    336,240x = 48,597,646,401.79
  5. Step 5: Solve for x
    x = 48,597,646,401.79/336,240
  6. Step 6: Final answer
    x = 144,532.61

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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.