Home / 478,835.37-716,985.74-289,042.04

Finding the Fourth Proportional to 478,835.37, 716,985.74 and 289,042.04

Calculator

Solution

The fourth proportional to 478,835.37, 716,985.74 and 289,042.04 is: 432,798.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,835.37 : 716,985.74 = 289,042.04 : x
  2. Step 2: Convert to fraction form
    478,835.37/716,985.74 = 289,042.04/x
  3. Step 3: Cross multiply
    478,835.37x = 716,985.74 × 289,042.04
  4. Step 4: Simplify right side
    478,835.37x = 207,239,023,455.58
  5. Step 5: Solve for x
    x = 207,239,023,455.58/478,835.37
  6. Step 6: Final answer
    x = 432,798.07

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.