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Finding the Fourth Proportional to 298,817.44, 448,313.94 and 88,460.84

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Solution

The fourth proportional to 298,817.44, 448,313.94 and 88,460.84 is: 132,717.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,817.44 : 448,313.94 = 88,460.84 : x
  2. Step 2: Convert to fraction form
    298,817.44/448,313.94 = 88,460.84/x
  3. Step 3: Cross multiply
    298,817.44x = 448,313.94 × 88,460.84
  4. Step 4: Simplify right side
    298,817.44x = 39,658,228,836.89
  5. Step 5: Solve for x
    x = 39,658,228,836.89/298,817.44
  6. Step 6: Final answer
    x = 132,717.25

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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.