Home / 1,160-1,740.80-476

Finding the Fourth Proportional to 1,160, 1,740.80 and 476

Calculator

Solution

The fourth proportional to 1,160, 1,740.80 and 476 is: 714.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160 : 1,740.80 = 476 : x
  2. Step 2: Convert to fraction form
    1,160/1,740.80 = 476/x
  3. Step 3: Cross multiply
    1,160x = 1,740.80 × 476
  4. Step 4: Simplify right side
    1,160x = 828,620.80
  5. Step 5: Solve for x
    x = 828,620.80/1,160
  6. Step 6: Final answer
    x = 714.33

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.