Home / 451,779.73-677,531.39-152,179.97

Finding the Fourth Proportional to 451,779.73, 677,531.39 and 152,179.97

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Solution

The fourth proportional to 451,779.73, 677,531.39 and 152,179.97 is: 228,223.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,779.73 : 677,531.39 = 152,179.97 : x
  2. Step 2: Convert to fraction form
    451,779.73/677,531.39 = 152,179.97/x
  3. Step 3: Cross multiply
    451,779.73x = 677,531.39 × 152,179.97
  4. Step 4: Simplify right side
    451,779.73x = 103,106,702,455.70
  5. Step 5: Solve for x
    x = 103,106,702,455.70/451,779.73
  6. Step 6: Final answer
    x = 228,223.39

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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.