Home / 525,928.40-788,892.60-193,461.20

Finding the Fourth Proportional to 525,928.40, 788,892.60 and 193,461.20

Calculator

Solution

The fourth proportional to 525,928.40, 788,892.60 and 193,461.20 is: 290,191.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,928.40 : 788,892.60 = 193,461.20 : x
  2. Step 2: Convert to fraction form
    525,928.40/788,892.60 = 193,461.20/x
  3. Step 3: Cross multiply
    525,928.40x = 788,892.60 × 193,461.20
  4. Step 4: Simplify right side
    525,928.40x = 152,620,109,067.12
  5. Step 5: Solve for x
    x = 152,620,109,067.12/525,928.40
  6. Step 6: Final answer
    x = 290,191.80

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.