Home / 534,914.10-802,407.60-170,146.80

Finding the Fourth Proportional to 534,914.10, 802,407.60 and 170,146.80

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Solution

The fourth proportional to 534,914.10, 802,407.60 and 170,146.80 is: 255,231.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,914.10 : 802,407.60 = 170,146.80 : x
  2. Step 2: Convert to fraction form
    534,914.10/802,407.60 = 170,146.80/x
  3. Step 3: Cross multiply
    534,914.10x = 802,407.60 × 170,146.80
  4. Step 4: Simplify right side
    534,914.10x = 136,527,085,435.68
  5. Step 5: Solve for x
    x = 136,527,085,435.68/534,914.10
  6. Step 6: Final answer
    x = 255,231.79

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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.