Home / 633.32-873.59-384.40

Finding the Fourth Proportional to 633.32, 873.59 and 384.40

Calculator

Solution

The fourth proportional to 633.32, 873.59 and 384.40 is: 530.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    633.32 : 873.59 = 384.40 : x
  2. Step 2: Convert to fraction form
    633.32/873.59 = 384.40/x
  3. Step 3: Cross multiply
    633.32x = 873.59 × 384.40
  4. Step 4: Simplify right side
    633.32x = 335,802.25
  5. Step 5: Solve for x
    x = 335,802.25/633.32
  6. Step 6: Final answer
    x = 530.23

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.