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Finding the Fourth Proportional to 297,741.72, 446,674.14 and 98,074.29

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Solution

The fourth proportional to 297,741.72, 446,674.14 and 98,074.29 is: 147,131.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,741.72 : 446,674.14 = 98,074.29 : x
  2. Step 2: Convert to fraction form
    297,741.72/446,674.14 = 98,074.29/x
  3. Step 3: Cross multiply
    297,741.72x = 446,674.14 × 98,074.29
  4. Step 4: Simplify right side
    297,741.72x = 43,807,249,141.86
  5. Step 5: Solve for x
    x = 43,807,249,141.86/297,741.72
  6. Step 6: Final answer
    x = 147,131.71

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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.