Home / 551,237.36-760,697.88-309,521.84

Finding the Fourth Proportional to 551,237.36, 760,697.88 and 309,521.84

Calculator

Solution

The fourth proportional to 551,237.36, 760,697.88 and 309,521.84 is: 427,134.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,237.36 : 760,697.88 = 309,521.84 : x
  2. Step 2: Convert to fraction form
    551,237.36/760,697.88 = 309,521.84/x
  3. Step 3: Cross multiply
    551,237.36x = 760,697.88 × 309,521.84
  4. Step 4: Simplify right side
    551,237.36x = 235,452,607,501.70
  5. Step 5: Solve for x
    x = 235,452,607,501.70/551,237.36
  6. Step 6: Final answer
    x = 427,134.71

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.