Home / 586,878.98-809,880.81-318,606.98

Finding the Fourth Proportional to 586,878.98, 809,880.81 and 318,606.98

Calculator

Solution

The fourth proportional to 586,878.98, 809,880.81 and 318,606.98 is: 439,671.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,878.98 : 809,880.81 = 318,606.98 : x
  2. Step 2: Convert to fraction form
    586,878.98/809,880.81 = 318,606.98/x
  3. Step 3: Cross multiply
    586,878.98x = 809,880.81 × 318,606.98
  4. Step 4: Simplify right side
    586,878.98x = 258,033,679,034.05
  5. Step 5: Solve for x
    x = 258,033,679,034.05/586,878.98
  6. Step 6: Final answer
    x = 439,671.02

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.