Home / 562.56-777.36-543.12

Finding the Fourth Proportional to 562.56, 777.36 and 543.12

Calculator

Solution

The fourth proportional to 562.56, 777.36 and 543.12 is: 750.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.56 : 777.36 = 543.12 : x
  2. Step 2: Convert to fraction form
    562.56/777.36 = 543.12/x
  3. Step 3: Cross multiply
    562.56x = 777.36 × 543.12
  4. Step 4: Simplify right side
    562.56x = 422,199.76
  5. Step 5: Solve for x
    x = 422,199.76/562.56
  6. Step 6: Final answer
    x = 750.50

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.