Home / 507,140.16-760,718.88-191,745.60

Finding the Fourth Proportional to 507,140.16, 760,718.88 and 191,745.60

Calculator

Solution

The fourth proportional to 507,140.16, 760,718.88 and 191,745.60 is: 287,621.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,140.16 : 760,718.88 = 191,745.60 : x
  2. Step 2: Convert to fraction form
    507,140.16/760,718.88 = 191,745.60/x
  3. Step 3: Cross multiply
    507,140.16x = 760,718.88 × 191,745.60
  4. Step 4: Simplify right side
    507,140.16x = 145,864,498,076.93
  5. Step 5: Solve for x
    x = 145,864,498,076.93/507,140.16
  6. Step 6: Final answer
    x = 287,621.67

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.