Home / 355,305.40-532,958.10-102,585.40

Finding the Fourth Proportional to 355,305.40, 532,958.10 and 102,585.40

Calculator

Solution

The fourth proportional to 355,305.40, 532,958.10 and 102,585.40 is: 153,878.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,305.40 : 532,958.10 = 102,585.40 : x
  2. Step 2: Convert to fraction form
    355,305.40/532,958.10 = 102,585.40/x
  3. Step 3: Cross multiply
    355,305.40x = 532,958.10 × 102,585.40
  4. Step 4: Simplify right side
    355,305.40x = 54,673,719,871.74
  5. Step 5: Solve for x
    x = 54,673,719,871.74/355,305.40
  6. Step 6: Final answer
    x = 153,878.10

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.