Home / 1,012,517.80-1,518,794.70-302,554.60

Finding the Fourth Proportional to 1,012,517.80, 1,518,794.70 and 302,554.60

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Solution

The fourth proportional to 1,012,517.80, 1,518,794.70 and 302,554.60 is: 453,837.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,517.80 : 1,518,794.70 = 302,554.60 : x
  2. Step 2: Convert to fraction form
    1,012,517.80/1,518,794.70 = 302,554.60/x
  3. Step 3: Cross multiply
    1,012,517.80x = 1,518,794.70 × 302,554.60
  4. Step 4: Simplify right side
    1,012,517.80x = 459,518,322,940.62
  5. Step 5: Solve for x
    x = 459,518,322,940.62/1,012,517.80
  6. Step 6: Final answer
    x = 453,837.28

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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.