Home / 977,920.65-1,467,233.33-438,132.60

Finding the Fourth Proportional to 977,920.65, 1,467,233.33 and 438,132.60

Calculator

Solution

The fourth proportional to 977,920.65, 1,467,233.33 and 438,132.60 is: 657,356.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,920.65 : 1,467,233.33 = 438,132.60 : x
  2. Step 2: Convert to fraction form
    977,920.65/1,467,233.33 = 438,132.60/x
  3. Step 3: Cross multiply
    977,920.65x = 1,467,233.33 × 438,132.60
  4. Step 4: Simplify right side
    977,920.65x = 642,842,751,488.90
  5. Step 5: Solve for x
    x = 642,842,751,488.90/977,920.65
  6. Step 6: Final answer
    x = 657,356.76

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.