Home / 393,915.04-543,595.80-224,145.52

Finding the Fourth Proportional to 393,915.04, 543,595.80 and 224,145.52

Calculator

Solution

The fourth proportional to 393,915.04, 543,595.80 and 224,145.52 is: 309,316.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,915.04 : 543,595.80 = 224,145.52 : x
  2. Step 2: Convert to fraction form
    393,915.04/543,595.80 = 224,145.52/x
  3. Step 3: Cross multiply
    393,915.04x = 543,595.80 × 224,145.52
  4. Step 4: Simplify right side
    393,915.04x = 121,844,563,260.82
  5. Step 5: Solve for x
    x = 121,844,563,260.82/393,915.04
  6. Step 6: Final answer
    x = 309,316.86

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.