Home / 751,576.98-1,127,352.48-252,940.98

Finding the Fourth Proportional to 751,576.98, 1,127,352.48 and 252,940.98

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Solution

The fourth proportional to 751,576.98, 1,127,352.48 and 252,940.98 is: 379,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,576.98 : 1,127,352.48 = 252,940.98 : x
  2. Step 2: Convert to fraction form
    751,576.98/1,127,352.48 = 252,940.98/x
  3. Step 3: Cross multiply
    751,576.98x = 1,127,352.48 × 252,940.98
  4. Step 4: Simplify right side
    751,576.98x = 285,153,641,096.63
  5. Step 5: Solve for x
    x = 285,153,641,096.63/751,576.98
  6. Step 6: Final answer
    x = 379,407.10

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1.5x scale

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.