Home / 751,568.60-1,127,539.74-219,094.31

Finding the Fourth Proportional to 751,568.60, 1,127,539.74 and 219,094.31

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Solution

The fourth proportional to 751,568.60, 1,127,539.74 and 219,094.31 is: 328,695.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,568.60 : 1,127,539.74 = 219,094.31 : x
  2. Step 2: Convert to fraction form
    751,568.60/1,127,539.74 = 219,094.31/x
  3. Step 3: Cross multiply
    751,568.60x = 1,127,539.74 × 219,094.31
  4. Step 4: Simplify right side
    751,568.60x = 247,037,542,242.99
  5. Step 5: Solve for x
    x = 247,037,542,242.99/751,568.60
  6. Step 6: Final answer
    x = 328,695.93

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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.