Home / 451,539.04-677,342.60-152,020.48

Finding the Fourth Proportional to 451,539.04, 677,342.60 and 152,020.48

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Solution

The fourth proportional to 451,539.04, 677,342.60 and 152,020.48 is: 228,042.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,539.04 : 677,342.60 = 152,020.48 : x
  2. Step 2: Convert to fraction form
    451,539.04/677,342.60 = 152,020.48/x
  3. Step 3: Cross multiply
    451,539.04x = 677,342.60 × 152,020.48
  4. Step 4: Simplify right side
    451,539.04x = 102,969,947,176.45
  5. Step 5: Solve for x
    x = 102,969,947,176.45/451,539.04
  6. Step 6: Final answer
    x = 228,042.18

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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.