Home / 456,822.64-685,374.11-204,315.53

Finding the Fourth Proportional to 456,822.64, 685,374.11 and 204,315.53

Calculator

Solution

The fourth proportional to 456,822.64, 685,374.11 and 204,315.53 is: 306,535.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,822.64 : 685,374.11 = 204,315.53 : x
  2. Step 2: Convert to fraction form
    456,822.64/685,374.11 = 204,315.53/x
  3. Step 3: Cross multiply
    456,822.64x = 685,374.11 × 204,315.53
  4. Step 4: Simplify right side
    456,822.64x = 140,032,573,511.35
  5. Step 5: Solve for x
    x = 140,032,573,511.35/456,822.64
  6. Step 6: Final answer
    x = 306,535.98

Related Problems

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.