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Finding the Fourth Proportional to 336,028.60, 504,042.90 and 149,040.10

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Solution

The fourth proportional to 336,028.60, 504,042.90 and 149,040.10 is: 223,560.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,028.60 : 504,042.90 = 149,040.10 : x
  2. Step 2: Convert to fraction form
    336,028.60/504,042.90 = 149,040.10/x
  3. Step 3: Cross multiply
    336,028.60x = 504,042.90 × 149,040.10
  4. Step 4: Simplify right side
    336,028.60x = 75,122,604,220.29
  5. Step 5: Solve for x
    x = 75,122,604,220.29/336,028.60
  6. Step 6: Final answer
    x = 223,560.15

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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.