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Finding the Fourth Proportional to 355,998.40, 533,997.60 and 332,497.60

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Solution

The fourth proportional to 355,998.40, 533,997.60 and 332,497.60 is: 498,746.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,998.40 : 533,997.60 = 332,497.60 : x
  2. Step 2: Convert to fraction form
    355,998.40/533,997.60 = 332,497.60/x
  3. Step 3: Cross multiply
    355,998.40x = 533,997.60 × 332,497.60
  4. Step 4: Simplify right side
    355,998.40x = 177,552,920,405.76
  5. Step 5: Solve for x
    x = 177,552,920,405.76/355,998.40
  6. Step 6: Final answer
    x = 498,746.40

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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.