Home / 715,157.66-1,070,964.98-489,738.08

Finding the Fourth Proportional to 715,157.66, 1,070,964.98 and 489,738.08

Calculator

Solution

The fourth proportional to 715,157.66, 1,070,964.98 and 489,738.08 is: 733,393.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,157.66 : 1,070,964.98 = 489,738.08 : x
  2. Step 2: Convert to fraction form
    715,157.66/1,070,964.98 = 489,738.08/x
  3. Step 3: Cross multiply
    715,157.66x = 1,070,964.98 × 489,738.08
  4. Step 4: Simplify right side
    715,157.66x = 524,492,333,052.44
  5. Step 5: Solve for x
    x = 524,492,333,052.44/715,157.66
  6. Step 6: Final answer
    x = 733,393.99

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.