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Finding the Fourth Proportional to 306,576.60, 460,083.60 and 173,315.40

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Solution

The fourth proportional to 306,576.60, 460,083.60 and 173,315.40 is: 260,096.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,576.60 : 460,083.60 = 173,315.40 : x
  2. Step 2: Convert to fraction form
    306,576.60/460,083.60 = 173,315.40/x
  3. Step 3: Cross multiply
    306,576.60x = 460,083.60 × 173,315.40
  4. Step 4: Simplify right side
    306,576.60x = 79,739,573,167.44
  5. Step 5: Solve for x
    x = 79,739,573,167.44/306,576.60
  6. Step 6: Final answer
    x = 260,096.74

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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.