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Finding the Fourth Proportional to 306,299.22, 459,497.88 and 106,676.34

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Solution

The fourth proportional to 306,299.22, 459,497.88 and 106,676.34 is: 160,031.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,299.22 : 459,497.88 = 106,676.34 : x
  2. Step 2: Convert to fraction form
    306,299.22/459,497.88 = 106,676.34/x
  3. Step 3: Cross multiply
    306,299.22x = 459,497.88 × 106,676.34
  4. Step 4: Simplify right side
    306,299.22x = 49,017,552,076.16
  5. Step 5: Solve for x
    x = 49,017,552,076.16/306,299.22
  6. Step 6: Final answer
    x = 160,031.59

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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.