Home / 292,530.50-438,795.75-70,914.50

Finding the Fourth Proportional to 292,530.50, 438,795.75 and 70,914.50

Calculator

Solution

The fourth proportional to 292,530.50, 438,795.75 and 70,914.50 is: 106,371.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,530.50 : 438,795.75 = 70,914.50 : x
  2. Step 2: Convert to fraction form
    292,530.50/438,795.75 = 70,914.50/x
  3. Step 3: Cross multiply
    292,530.50x = 438,795.75 × 70,914.50
  4. Step 4: Simplify right side
    292,530.50x = 31,116,981,213.38
  5. Step 5: Solve for x
    x = 31,116,981,213.38/292,530.50
  6. Step 6: Final answer
    x = 106,371.75

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.