Home / 511,636.28-767,535.74-170,091.83

Finding the Fourth Proportional to 511,636.28, 767,535.74 and 170,091.83

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Solution

The fourth proportional to 511,636.28, 767,535.74 and 170,091.83 is: 255,164.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    511,636.28 : 767,535.74 = 170,091.83 : x
  2. Step 2: Convert to fraction form
    511,636.28/767,535.74 = 170,091.83/x
  3. Step 3: Cross multiply
    511,636.28x = 767,535.74 × 170,091.83
  4. Step 4: Simplify right side
    511,636.28x = 130,551,554,769.33
  5. Step 5: Solve for x
    x = 130,551,554,769.33/511,636.28
  6. Step 6: Final answer
    x = 255,164.77

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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.