Home / 1,165.14-1,748.01-434.72

Finding the Fourth Proportional to 1,165.14, 1,748.01 and 434.72

Calculator

Solution

The fourth proportional to 1,165.14, 1,748.01 and 434.72 is: 652.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165.14 : 1,748.01 = 434.72 : x
  2. Step 2: Convert to fraction form
    1,165.14/1,748.01 = 434.72/x
  3. Step 3: Cross multiply
    1,165.14x = 1,748.01 × 434.72
  4. Step 4: Simplify right side
    1,165.14x = 759,891.91
  5. Step 5: Solve for x
    x = 759,891.91/1,165.14
  6. Step 6: Final answer
    x = 652.19

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.