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Finding the Fourth Proportional to 329,200.23, 493,817.40 and 104,578.32

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Solution

The fourth proportional to 329,200.23, 493,817.40 and 104,578.32 is: 156,872.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,200.23 : 493,817.40 = 104,578.32 : x
  2. Step 2: Convert to fraction form
    329,200.23/493,817.40 = 104,578.32/x
  3. Step 3: Cross multiply
    329,200.23x = 493,817.40 × 104,578.32
  4. Step 4: Simplify right side
    329,200.23x = 51,642,594,078.77
  5. Step 5: Solve for x
    x = 51,642,594,078.77/329,200.23
  6. Step 6: Final answer
    x = 156,872.90

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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.