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Finding the Fourth Proportional to 336,366.52, 504,598.74 and 99,678.52

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Solution

The fourth proportional to 336,366.52, 504,598.74 and 99,678.52 is: 149,532.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,366.52 : 504,598.74 = 99,678.52 : x
  2. Step 2: Convert to fraction form
    336,366.52/504,598.74 = 99,678.52/x
  3. Step 3: Cross multiply
    336,366.52x = 504,598.74 × 99,678.52
  4. Step 4: Simplify right side
    336,366.52x = 50,297,655,597.06
  5. Step 5: Solve for x
    x = 50,297,655,597.06/336,366.52
  6. Step 6: Final answer
    x = 149,532.29

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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.