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Finding the Fourth Proportional to 298,467.84, 447,594.24 and 98,751.36

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Solution

The fourth proportional to 298,467.84, 447,594.24 and 98,751.36 is: 148,091.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,467.84 : 447,594.24 = 98,751.36 : x
  2. Step 2: Convert to fraction form
    298,467.84/447,594.24 = 98,751.36/x
  3. Step 3: Cross multiply
    298,467.84x = 447,594.24 × 98,751.36
  4. Step 4: Simplify right side
    298,467.84x = 44,200,539,928.17
  5. Step 5: Solve for x
    x = 44,200,539,928.17/298,467.84
  6. Step 6: Final answer
    x = 148,091.47

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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.