Home / 487,149.70-730,708.08-171,598.36

Finding the Fourth Proportional to 487,149.70, 730,708.08 and 171,598.36

Calculator

Solution

The fourth proportional to 487,149.70, 730,708.08 and 171,598.36 is: 257,391.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,149.70 : 730,708.08 = 171,598.36 : x
  2. Step 2: Convert to fraction form
    487,149.70/730,708.08 = 171,598.36/x
  3. Step 3: Cross multiply
    487,149.70x = 730,708.08 × 171,598.36
  4. Step 4: Simplify right side
    487,149.70x = 125,388,308,166.75
  5. Step 5: Solve for x
    x = 125,388,308,166.75/487,149.70
  6. Step 6: Final answer
    x = 257,391.74

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.