Home / 360,670.56-497,455.20-319,882.56

Finding the Fourth Proportional to 360,670.56, 497,455.20 and 319,882.56

Calculator

Solution

The fourth proportional to 360,670.56, 497,455.20 and 319,882.56 is: 441,198.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,670.56 : 497,455.20 = 319,882.56 : x
  2. Step 2: Convert to fraction form
    360,670.56/497,455.20 = 319,882.56/x
  3. Step 3: Cross multiply
    360,670.56x = 497,455.20 × 319,882.56
  4. Step 4: Simplify right side
    360,670.56x = 159,127,242,861.31
  5. Step 5: Solve for x
    x = 159,127,242,861.31/360,670.56
  6. Step 6: Final answer
    x = 441,198.31

Related Problems

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.