Home / 570,625.19-787,486.50-315,976.38

Finding the Fourth Proportional to 570,625.19, 787,486.50 and 315,976.38

Calculator

Solution

The fourth proportional to 570,625.19, 787,486.50 and 315,976.38 is: 436,060.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    570,625.19 : 787,486.50 = 315,976.38 : x
  2. Step 2: Convert to fraction form
    570,625.19/787,486.50 = 315,976.38/x
  3. Step 3: Cross multiply
    570,625.19x = 787,486.50 × 315,976.38
  4. Step 4: Simplify right side
    570,625.19x = 248,827,133,568.87
  5. Step 5: Solve for x
    x = 248,827,133,568.87/570,625.19
  6. Step 6: Final answer
    x = 436,060.55

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.