Home / 909,882.08-1,364,773.88-278,797.72

Finding the Fourth Proportional to 909,882.08, 1,364,773.88 and 278,797.72

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Solution

The fourth proportional to 909,882.08, 1,364,773.88 and 278,797.72 is: 418,181.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    909,882.08 : 1,364,773.88 = 278,797.72 : x
  2. Step 2: Convert to fraction form
    909,882.08/1,364,773.88 = 278,797.72/x
  3. Step 3: Cross multiply
    909,882.08x = 1,364,773.88 × 278,797.72
  4. Step 4: Simplify right side
    909,882.08x = 380,495,846,059.55
  5. Step 5: Solve for x
    x = 380,495,846,059.55/909,882.08
  6. Step 6: Final answer
    x = 418,181.49

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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.