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Finding the Fourth Proportional to 624,576.35, 936,290.46 and 225,119.36

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Solution

The fourth proportional to 624,576.35, 936,290.46 and 225,119.36 is: 337,472.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,576.35 : 936,290.46 = 225,119.36 : x
  2. Step 2: Convert to fraction form
    624,576.35/936,290.46 = 225,119.36/x
  3. Step 3: Cross multiply
    624,576.35x = 936,290.46 × 225,119.36
  4. Step 4: Simplify right side
    624,576.35x = 210,777,109,129.31
  5. Step 5: Solve for x
    x = 210,777,109,129.31/624,576.35
  6. Step 6: Final answer
    x = 337,472.13

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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.