Home / 691.44-954.18-429.48

Finding the Fourth Proportional to 691.44, 954.18 and 429.48

Calculator

Solution

The fourth proportional to 691.44, 954.18 and 429.48 is: 592.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    691.44 : 954.18 = 429.48 : x
  2. Step 2: Convert to fraction form
    691.44/954.18 = 429.48/x
  3. Step 3: Cross multiply
    691.44x = 954.18 × 429.48
  4. Step 4: Simplify right side
    691.44x = 409,801.23
  5. Step 5: Solve for x
    x = 409,801.23/691.44
  6. Step 6: Final answer
    x = 592.68

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.