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Finding the Fourth Proportional to 297,800.42, 446,744.91 and 98,083.94

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Solution

The fourth proportional to 297,800.42, 446,744.91 and 98,083.94 is: 147,140.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,800.42 : 446,744.91 = 98,083.94 : x
  2. Step 2: Convert to fraction form
    297,800.42/446,744.91 = 98,083.94/x
  3. Step 3: Cross multiply
    297,800.42x = 446,744.91 × 98,083.94
  4. Step 4: Simplify right side
    297,800.42x = 43,818,500,947.75
  5. Step 5: Solve for x
    x = 43,818,500,947.75/297,800.42
  6. Step 6: Final answer
    x = 147,140.49

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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.