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Finding the Fourth Proportional to 329,379.96, 493,693.58 and 149,602.50

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Solution

The fourth proportional to 329,379.96, 493,693.58 and 149,602.50 is: 224,232.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,379.96 : 493,693.58 = 149,602.50 : x
  2. Step 2: Convert to fraction form
    329,379.96/493,693.58 = 149,602.50/x
  3. Step 3: Cross multiply
    329,379.96x = 493,693.58 × 149,602.50
  4. Step 4: Simplify right side
    329,379.96x = 73,857,793,801.95
  5. Step 5: Solve for x
    x = 73,857,793,801.95/329,379.96
  6. Step 6: Final answer
    x = 224,232.81

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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.