Home / 437,929.30-657,153.15-288,601.30

Finding the Fourth Proportional to 437,929.30, 657,153.15 and 288,601.30

Calculator

Solution

The fourth proportional to 437,929.30, 657,153.15 and 288,601.30 is: 433,072.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,929.30 : 657,153.15 = 288,601.30 : x
  2. Step 2: Convert to fraction form
    437,929.30/657,153.15 = 288,601.30/x
  3. Step 3: Cross multiply
    437,929.30x = 657,153.15 × 288,601.30
  4. Step 4: Simplify right side
    437,929.30x = 189,655,253,389.10
  5. Step 5: Solve for x
    x = 189,655,253,389.10/437,929.30
  6. Step 6: Final answer
    x = 433,072.77

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.