Home / 296,848.40-445,564.20-147,257.60

Finding the Fourth Proportional to 296,848.40, 445,564.20 and 147,257.60

Calculator

Solution

The fourth proportional to 296,848.40, 445,564.20 and 147,257.60 is: 221,031.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,848.40 : 445,564.20 = 147,257.60 : x
  2. Step 2: Convert to fraction form
    296,848.40/445,564.20 = 147,257.60/x
  3. Step 3: Cross multiply
    296,848.40x = 445,564.20 × 147,257.60
  4. Step 4: Simplify right side
    296,848.40x = 65,612,714,737.92
  5. Step 5: Solve for x
    x = 65,612,714,737.92/296,848.40
  6. Step 6: Final answer
    x = 221,031.05

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.