Home / 668,251.70-922,130.30-377,849.02

Finding the Fourth Proportional to 668,251.70, 922,130.30 and 377,849.02

Calculator

Solution

The fourth proportional to 668,251.70, 922,130.30 and 377,849.02 is: 521,399.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,251.70 : 922,130.30 = 377,849.02 : x
  2. Step 2: Convert to fraction form
    668,251.70/922,130.30 = 377,849.02/x
  3. Step 3: Cross multiply
    668,251.70x = 922,130.30 × 377,849.02
  4. Step 4: Simplify right side
    668,251.70x = 348,426,030,167.31
  5. Step 5: Solve for x
    x = 348,426,030,167.31/668,251.70
  6. Step 6: Final answer
    x = 521,399.39

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.