Home / 990,188.84-1,483,952.82-540,235.44

Finding the Fourth Proportional to 990,188.84, 1,483,952.82 and 540,235.44

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Solution

The fourth proportional to 990,188.84, 1,483,952.82 and 540,235.44 is: 809,627.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,188.84 : 1,483,952.82 = 540,235.44 : x
  2. Step 2: Convert to fraction form
    990,188.84/1,483,952.82 = 540,235.44/x
  3. Step 3: Cross multiply
    990,188.84x = 1,483,952.82 × 540,235.44
  4. Step 4: Simplify right side
    990,188.84x = 801,683,904,651.94
  5. Step 5: Solve for x
    x = 801,683,904,651.94/990,188.84
  6. Step 6: Final answer
    x = 809,627.29

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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.