Home / 284,230.42-426,394.88-115,842.35

Finding the Fourth Proportional to 284,230.42, 426,394.88 and 115,842.35

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Solution

The fourth proportional to 284,230.42, 426,394.88 and 115,842.35 is: 173,783.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,230.42 : 426,394.88 = 115,842.35 : x
  2. Step 2: Convert to fraction form
    284,230.42/426,394.88 = 115,842.35/x
  3. Step 3: Cross multiply
    284,230.42x = 426,394.88 × 115,842.35
  4. Step 4: Simplify right side
    284,230.42x = 49,394,584,927.17
  5. Step 5: Solve for x
    x = 49,394,584,927.17/284,230.42
  6. Step 6: Final answer
    x = 173,783.60

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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.