Home / 1,325,367.50-1,988,051.26-328,095.50

Finding the Fourth Proportional to 1,325,367.50, 1,988,051.26 and 328,095.50

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Solution

The fourth proportional to 1,325,367.50, 1,988,051.26 and 328,095.50 is: 492,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,367.50 : 1,988,051.26 = 328,095.50 : x
  2. Step 2: Convert to fraction form
    1,325,367.50/1,988,051.26 = 328,095.50/x
  3. Step 3: Cross multiply
    1,325,367.50x = 1,988,051.26 × 328,095.50
  4. Step 4: Simplify right side
    1,325,367.50x = 652,270,672,175.33
  5. Step 5: Solve for x
    x = 652,270,672,175.33/1,325,367.50
  6. Step 6: Final answer
    x = 492,143.25

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Similar ratio
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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.