Home / 318,827.16-477,715.88-222,774.12

Finding the Fourth Proportional to 318,827.16, 477,715.88 and 222,774.12

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Solution

The fourth proportional to 318,827.16, 477,715.88 and 222,774.12 is: 333,794.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,827.16 : 477,715.88 = 222,774.12 : x
  2. Step 2: Convert to fraction form
    318,827.16/477,715.88 = 222,774.12/x
  3. Step 3: Cross multiply
    318,827.16x = 477,715.88 × 222,774.12
  4. Step 4: Simplify right side
    318,827.16x = 106,422,734,777.03
  5. Step 5: Solve for x
    x = 106,422,734,777.03/318,827.16
  6. Step 6: Final answer
    x = 333,794.44

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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.