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Finding the Fourth Proportional to 336,033.70, 504,139.65 and 146,412.70

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Solution

The fourth proportional to 336,033.70, 504,139.65 and 146,412.70 is: 219,657.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,033.70 : 504,139.65 = 146,412.70 : x
  2. Step 2: Convert to fraction form
    336,033.70/504,139.65 = 146,412.70/x
  3. Step 3: Cross multiply
    336,033.70x = 504,139.65 × 146,412.70
  4. Step 4: Simplify right side
    336,033.70x = 73,812,447,333.56
  5. Step 5: Solve for x
    x = 73,812,447,333.56/336,033.70
  6. Step 6: Final answer
    x = 219,657.87

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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.