Home / 462,845.80-694,268.70-130,421.80

Finding the Fourth Proportional to 462,845.80, 694,268.70 and 130,421.80

Calculator

Solution

The fourth proportional to 462,845.80, 694,268.70 and 130,421.80 is: 195,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,845.80 : 694,268.70 = 130,421.80 : x
  2. Step 2: Convert to fraction form
    462,845.80/694,268.70 = 130,421.80/x
  3. Step 3: Cross multiply
    462,845.80x = 694,268.70 × 130,421.80
  4. Step 4: Simplify right side
    462,845.80x = 90,547,773,537.66
  5. Step 5: Solve for x
    x = 90,547,773,537.66/462,845.80
  6. Step 6: Final answer
    x = 195,632.70

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.