Home / 535,012.68-802,016.61-179,778.27

Finding the Fourth Proportional to 535,012.68, 802,016.61 and 179,778.27

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Solution

The fourth proportional to 535,012.68, 802,016.61 and 179,778.27 is: 269,498.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,012.68 : 802,016.61 = 179,778.27 : x
  2. Step 2: Convert to fraction form
    535,012.68/802,016.61 = 179,778.27/x
  3. Step 3: Cross multiply
    535,012.68x = 802,016.61 × 179,778.27
  4. Step 4: Simplify right side
    535,012.68x = 144,185,154,646.98
  5. Step 5: Solve for x
    x = 144,185,154,646.98/535,012.68
  6. Step 6: Final answer
    x = 269,498.58

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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.