Home / 462,367.40-693,551.12-129,943.40

Finding the Fourth Proportional to 462,367.40, 693,551.12 and 129,943.40

Calculator

Solution

The fourth proportional to 462,367.40, 693,551.12 and 129,943.40 is: 194,915.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,367.40 : 693,551.12 = 129,943.40 : x
  2. Step 2: Convert to fraction form
    462,367.40/693,551.12 = 129,943.40/x
  3. Step 3: Cross multiply
    462,367.40x = 693,551.12 × 129,943.40
  4. Step 4: Simplify right side
    462,367.40x = 90,122,390,606.61
  5. Step 5: Solve for x
    x = 90,122,390,606.61/462,367.40
  6. Step 6: Final answer
    x = 194,915.11

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.