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Finding the Fourth Proportional to 298,334.40, 447,746.40 and 296,001.60

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Solution

The fourth proportional to 298,334.40, 447,746.40 and 296,001.60 is: 444,245.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,334.40 : 447,746.40 = 296,001.60 : x
  2. Step 2: Convert to fraction form
    298,334.40/447,746.40 = 296,001.60/x
  3. Step 3: Cross multiply
    298,334.40x = 447,746.40 × 296,001.60
  4. Step 4: Simplify right side
    298,334.40x = 132,533,650,794.24
  5. Step 5: Solve for x
    x = 132,533,650,794.24/298,334.40
  6. Step 6: Final answer
    x = 444,245.29

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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.