Home / 415,903.60-623,855.40-166,764.40

Finding the Fourth Proportional to 415,903.60, 623,855.40 and 166,764.40

Calculator

Solution

The fourth proportional to 415,903.60, 623,855.40 and 166,764.40 is: 250,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,903.60 : 623,855.40 = 166,764.40 : x
  2. Step 2: Convert to fraction form
    415,903.60/623,855.40 = 166,764.40/x
  3. Step 3: Cross multiply
    415,903.60x = 623,855.40 × 166,764.40
  4. Step 4: Simplify right side
    415,903.60x = 104,036,871,467.76
  5. Step 5: Solve for x
    x = 104,036,871,467.76/415,903.60
  6. Step 6: Final answer
    x = 250,146.60

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.