Home / 649,246.68-973,779.12-222,775.56

Finding the Fourth Proportional to 649,246.68, 973,779.12 and 222,775.56

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Solution

The fourth proportional to 649,246.68, 973,779.12 and 222,775.56 is: 334,132.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,246.68 : 973,779.12 = 222,775.56 : x
  2. Step 2: Convert to fraction form
    649,246.68/973,779.12 = 222,775.56/x
  3. Step 3: Cross multiply
    649,246.68x = 973,779.12 × 222,775.56
  4. Step 4: Simplify right side
    649,246.68x = 216,934,188,774.31
  5. Step 5: Solve for x
    x = 216,934,188,774.31/649,246.68
  6. Step 6: Final answer
    x = 334,132.15

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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.