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Finding the Fourth Proportional to 329,113.36, 493,012.32 and 151,376.68

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Solution

The fourth proportional to 329,113.36, 493,012.32 and 151,376.68 is: 226,762.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,113.36 : 493,012.32 = 151,376.68 : x
  2. Step 2: Convert to fraction form
    329,113.36/493,012.32 = 151,376.68/x
  3. Step 3: Cross multiply
    329,113.36x = 493,012.32 × 151,376.68
  4. Step 4: Simplify right side
    329,113.36x = 74,630,568,200.70
  5. Step 5: Solve for x
    x = 74,630,568,200.70/329,113.36
  6. Step 6: Final answer
    x = 226,762.50

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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.