Home / 751,433.50-1,127,215.86-190,468

Finding the Fourth Proportional to 751,433.50, 1,127,215.86 and 190,468

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Solution

The fourth proportional to 751,433.50, 1,127,215.86 and 190,468 is: 285,718.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,433.50 : 1,127,215.86 = 190,468 : x
  2. Step 2: Convert to fraction form
    751,433.50/1,127,215.86 = 190,468/x
  3. Step 3: Cross multiply
    751,433.50x = 1,127,215.86 × 190,468
  4. Step 4: Simplify right side
    751,433.50x = 214,698,550,422.48
  5. Step 5: Solve for x
    x = 214,698,550,422.48/751,433.50
  6. Step 6: Final answer
    x = 285,718.63

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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.