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Finding the Fourth Proportional to 493,627.46, 740,441.20 and 119,650.46

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Solution

The fourth proportional to 493,627.46, 740,441.20 and 119,650.46 is: 179,475.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,627.46 : 740,441.20 = 119,650.46 : x
  2. Step 2: Convert to fraction form
    493,627.46/740,441.20 = 119,650.46/x
  3. Step 3: Cross multiply
    493,627.46x = 740,441.20 × 119,650.46
  4. Step 4: Simplify right side
    493,627.46x = 88,594,130,182.95
  5. Step 5: Solve for x
    x = 88,594,130,182.95/493,627.46
  6. Step 6: Final answer
    x = 179,475.69

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Similar ratio
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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.