Home / 832.57-1,148.88-483.28

Finding the Fourth Proportional to 832.57, 1,148.88 and 483.28

Calculator

Solution

The fourth proportional to 832.57, 1,148.88 and 483.28 is: 666.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    832.57 : 1,148.88 = 483.28 : x
  2. Step 2: Convert to fraction form
    832.57/1,148.88 = 483.28/x
  3. Step 3: Cross multiply
    832.57x = 1,148.88 × 483.28
  4. Step 4: Simplify right side
    832.57x = 555,230.73
  5. Step 5: Solve for x
    x = 555,230.73/832.57
  6. Step 6: Final answer
    x = 666.89

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.