Home / 451,814.25-677,290.82-152,140.58

Finding the Fourth Proportional to 451,814.25, 677,290.82 and 152,140.58

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Solution

The fourth proportional to 451,814.25, 677,290.82 and 152,140.58 is: 228,065.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,814.25 : 677,290.82 = 152,140.58 : x
  2. Step 2: Convert to fraction form
    451,814.25/677,290.82 = 152,140.58/x
  3. Step 3: Cross multiply
    451,814.25x = 677,290.82 × 152,140.58
  4. Step 4: Simplify right side
    451,814.25x = 103,043,416,576.16
  5. Step 5: Solve for x
    x = 103,043,416,576.16/451,814.25
  6. Step 6: Final answer
    x = 228,065.88

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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.