Home / 751,336.98-1,127,074.95-271,684.50

Finding the Fourth Proportional to 751,336.98, 1,127,074.95 and 271,684.50

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Solution

The fourth proportional to 751,336.98, 1,127,074.95 and 271,684.50 is: 407,551.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,336.98 : 1,127,074.95 = 271,684.50 : x
  2. Step 2: Convert to fraction form
    751,336.98/1,127,074.95 = 271,684.50/x
  3. Step 3: Cross multiply
    751,336.98x = 1,127,074.95 × 271,684.50
  4. Step 4: Simplify right side
    751,336.98x = 306,208,794,253.28
  5. Step 5: Solve for x
    x = 306,208,794,253.28/751,336.98
  6. Step 6: Final answer
    x = 407,551.87

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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.