Home / 558,905.40-838,576.80-203,955.30

Finding the Fourth Proportional to 558,905.40, 838,576.80 and 203,955.30

Calculator

Solution

The fourth proportional to 558,905.40, 838,576.80 and 203,955.30 is: 306,012.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,905.40 : 838,576.80 = 203,955.30 : x
  2. Step 2: Convert to fraction form
    558,905.40/838,576.80 = 203,955.30/x
  3. Step 3: Cross multiply
    558,905.40x = 838,576.80 × 203,955.30
  4. Step 4: Simplify right side
    558,905.40x = 171,032,182,817.04
  5. Step 5: Solve for x
    x = 171,032,182,817.04/558,905.40
  6. Step 6: Final answer
    x = 306,012.76

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.