Home / 391,096.13-539,712.68-212,248.13

Finding the Fourth Proportional to 391,096.13, 539,712.68 and 212,248.13

Calculator

Solution

The fourth proportional to 391,096.13, 539,712.68 and 212,248.13 is: 292,902.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    391,096.13 : 539,712.68 = 212,248.13 : x
  2. Step 2: Convert to fraction form
    391,096.13/539,712.68 = 212,248.13/x
  3. Step 3: Cross multiply
    391,096.13x = 539,712.68 × 212,248.13
  4. Step 4: Simplify right side
    391,096.13x = 114,553,003,307.48
  5. Step 5: Solve for x
    x = 114,553,003,307.48/391,096.13
  6. Step 6: Final answer
    x = 292,902.42

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.