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Finding the Fourth Proportional to 310,576.30, 464,880.30 and 222,002.80

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Solution

The fourth proportional to 310,576.30, 464,880.30 and 222,002.80 is: 332,300.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,576.30 : 464,880.30 = 222,002.80 : x
  2. Step 2: Convert to fraction form
    310,576.30/464,880.30 = 222,002.80/x
  3. Step 3: Cross multiply
    310,576.30x = 464,880.30 × 222,002.80
  4. Step 4: Simplify right side
    310,576.30x = 103,204,728,264.84
  5. Step 5: Solve for x
    x = 103,204,728,264.84/310,576.30
  6. Step 6: Final answer
    x = 332,300.72

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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.