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Finding the Fourth Proportional to 451,668.42, 677,567.43 and 241,191.54

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Solution

The fourth proportional to 451,668.42, 677,567.43 and 241,191.54 is: 361,821.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,668.42 : 677,567.43 = 241,191.54 : x
  2. Step 2: Convert to fraction form
    451,668.42/677,567.43 = 241,191.54/x
  3. Step 3: Cross multiply
    451,668.42x = 677,567.43 × 241,191.54
  4. Step 4: Simplify right side
    451,668.42x = 163,423,531,895.54
  5. Step 5: Solve for x
    x = 163,423,531,895.54/451,668.42
  6. Step 6: Final answer
    x = 361,821.91

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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.