Home / 873,315.76-1,309,973.53-242,229.57

Finding the Fourth Proportional to 873,315.76, 1,309,973.53 and 242,229.57

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Solution

The fourth proportional to 873,315.76, 1,309,973.53 and 242,229.57 is: 363,344.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,315.76 : 1,309,973.53 = 242,229.57 : x
  2. Step 2: Convert to fraction form
    873,315.76/1,309,973.53 = 242,229.57/x
  3. Step 3: Cross multiply
    873,315.76x = 1,309,973.53 × 242,229.57
  4. Step 4: Simplify right side
    873,315.76x = 317,314,324,883.28
  5. Step 5: Solve for x
    x = 317,314,324,883.28/873,315.76
  6. Step 6: Final answer
    x = 363,344.32

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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.