Home / 751,452.46-1,127,069.30-218,830.48

Finding the Fourth Proportional to 751,452.46, 1,127,069.30 and 218,830.48

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Solution

The fourth proportional to 751,452.46, 1,127,069.30 and 218,830.48 is: 328,213.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,452.46 : 1,127,069.30 = 218,830.48 : x
  2. Step 2: Convert to fraction form
    751,452.46/1,127,069.30 = 218,830.48/x
  3. Step 3: Cross multiply
    751,452.46x = 1,127,069.30 × 218,830.48
  4. Step 4: Simplify right side
    751,452.46x = 246,637,113,641.67
  5. Step 5: Solve for x
    x = 246,637,113,641.67/751,452.46
  6. Step 6: Final answer
    x = 328,213.86

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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.