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Finding the Fourth Proportional to 336,022.20, 504,122.40 and 146,401.20

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Solution

The fourth proportional to 336,022.20, 504,122.40 and 146,401.20 is: 219,640.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,022.20 : 504,122.40 = 146,401.20 : x
  2. Step 2: Convert to fraction form
    336,022.20/504,122.40 = 146,401.20/x
  3. Step 3: Cross multiply
    336,022.20x = 504,122.40 × 146,401.20
  4. Step 4: Simplify right side
    336,022.20x = 73,804,124,306.88
  5. Step 5: Solve for x
    x = 73,804,124,306.88/336,022.20
  6. Step 6: Final answer
    x = 219,640.62

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1.5x scale

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.