Home / 297,834.06-411,009.48-161,865.84

Finding the Fourth Proportional to 297,834.06, 411,009.48 and 161,865.84

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Solution

The fourth proportional to 297,834.06, 411,009.48 and 161,865.84 is: 223,374.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,834.06 : 411,009.48 = 161,865.84 : x
  2. Step 2: Convert to fraction form
    297,834.06/411,009.48 = 161,865.84/x
  3. Step 3: Cross multiply
    297,834.06x = 411,009.48 × 161,865.84
  4. Step 4: Simplify right side
    297,834.06x = 66,528,394,728.16
  5. Step 5: Solve for x
    x = 66,528,394,728.16/297,834.06
  6. Step 6: Final answer
    x = 223,374.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.