Home / 831,379.08-1,247,069.24-200,293.52

Finding the Fourth Proportional to 831,379.08, 1,247,069.24 and 200,293.52

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Solution

The fourth proportional to 831,379.08, 1,247,069.24 and 200,293.52 is: 300,440.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,379.08 : 1,247,069.24 = 200,293.52 : x
  2. Step 2: Convert to fraction form
    831,379.08/1,247,069.24 = 200,293.52/x
  3. Step 3: Cross multiply
    831,379.08x = 1,247,069.24 × 200,293.52
  4. Step 4: Simplify right side
    831,379.08x = 249,779,887,763.33
  5. Step 5: Solve for x
    x = 249,779,887,763.33/831,379.08
  6. Step 6: Final answer
    x = 300,440.43

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1.5x scale

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.