Home / 760.67-1,049.70-429.11

Finding the Fourth Proportional to 760.67, 1,049.70 and 429.11

Calculator

Solution

The fourth proportional to 760.67, 1,049.70 and 429.11 is: 592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    760.67 : 1,049.70 = 429.11 : x
  2. Step 2: Convert to fraction form
    760.67/1,049.70 = 429.11/x
  3. Step 3: Cross multiply
    760.67x = 1,049.70 × 429.11
  4. Step 4: Simplify right side
    760.67x = 450,436.77
  5. Step 5: Solve for x
    x = 450,436.77/760.67
  6. Step 6: Final answer
    x = 592.16

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.