Home / 1,303,950.42-1,799,450.37-730,990.58

Finding the Fourth Proportional to 1,303,950.42, 1,799,450.37 and 730,990.58

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Solution

The fourth proportional to 1,303,950.42, 1,799,450.37 and 730,990.58 is: 1,008,766.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,303,950.42 : 1,799,450.37 = 730,990.58 : x
  2. Step 2: Convert to fraction form
    1,303,950.42/1,799,450.37 = 730,990.58/x
  3. Step 3: Cross multiply
    1,303,950.42x = 1,799,450.37 × 730,990.58
  4. Step 4: Simplify right side
    1,303,950.42x = 1,315,381,260,650.26
  5. Step 5: Solve for x
    x = 1,315,381,260,650.26/1,303,950.42
  6. Step 6: Final answer
    x = 1,008,766.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.