Home / 457,331.60-685,997.40-448,583.60

Finding the Fourth Proportional to 457,331.60, 685,997.40 and 448,583.60

Calculator

Solution

The fourth proportional to 457,331.60, 685,997.40 and 448,583.60 is: 672,875.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,331.60 : 685,997.40 = 448,583.60 : x
  2. Step 2: Convert to fraction form
    457,331.60/685,997.40 = 448,583.60/x
  3. Step 3: Cross multiply
    457,331.60x = 685,997.40 × 448,583.60
  4. Step 4: Simplify right side
    457,331.60x = 307,727,183,282.64
  5. Step 5: Solve for x
    x = 307,727,183,282.64/457,331.60
  6. Step 6: Final answer
    x = 672,875.40

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.