Home / 584,769.40-876,716.70-318,830.20

Finding the Fourth Proportional to 584,769.40, 876,716.70 and 318,830.20

Calculator

Solution

The fourth proportional to 584,769.40, 876,716.70 and 318,830.20 is: 478,006.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,769.40 : 876,716.70 = 318,830.20 : x
  2. Step 2: Convert to fraction form
    584,769.40/876,716.70 = 318,830.20/x
  3. Step 3: Cross multiply
    584,769.40x = 876,716.70 × 318,830.20
  4. Step 4: Simplify right side
    584,769.40x = 279,523,760,804.34
  5. Step 5: Solve for x
    x = 279,523,760,804.34/584,769.40
  6. Step 6: Final answer
    x = 478,006.82

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.