Home / 487,272.94-730,628.87-187,714.55

Finding the Fourth Proportional to 487,272.94, 730,628.87 and 187,714.55

Calculator

Solution

The fourth proportional to 487,272.94, 730,628.87 and 187,714.55 is: 281,463.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,272.94 : 730,628.87 = 187,714.55 : x
  2. Step 2: Convert to fraction form
    487,272.94/730,628.87 = 187,714.55/x
  3. Step 3: Cross multiply
    487,272.94x = 730,628.87 × 187,714.55
  4. Step 4: Simplify right side
    487,272.94x = 137,149,670,437.06
  5. Step 5: Solve for x
    x = 137,149,670,437.06/487,272.94
  6. Step 6: Final answer
    x = 281,463.75

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.