Home / 476,479.80-657,576.63-315,054.90

Finding the Fourth Proportional to 476,479.80, 657,576.63 and 315,054.90

Calculator

Solution

The fourth proportional to 476,479.80, 657,576.63 and 315,054.90 is: 434,798.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,479.80 : 657,576.63 = 315,054.90 : x
  2. Step 2: Convert to fraction form
    476,479.80/657,576.63 = 315,054.90/x
  3. Step 3: Cross multiply
    476,479.80x = 657,576.63 × 315,054.90
  4. Step 4: Simplify right side
    476,479.80x = 207,172,739,406.99
  5. Step 5: Solve for x
    x = 207,172,739,406.99/476,479.80
  6. Step 6: Final answer
    x = 434,798.58

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.