Home / 755,110.60-1,042,076.82-432,881.80

Finding the Fourth Proportional to 755,110.60, 1,042,076.82 and 432,881.80

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Solution

The fourth proportional to 755,110.60, 1,042,076.82 and 432,881.80 is: 597,390.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,110.60 : 1,042,076.82 = 432,881.80 : x
  2. Step 2: Convert to fraction form
    755,110.60/1,042,076.82 = 432,881.80/x
  3. Step 3: Cross multiply
    755,110.60x = 1,042,076.82 × 432,881.80
  4. Step 4: Simplify right side
    755,110.60x = 451,096,089,579.88
  5. Step 5: Solve for x
    x = 451,096,089,579.88/755,110.60
  6. Step 6: Final answer
    x = 597,390.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.