Home / 711,182.06-1,066,938.33-205,722.62

Finding the Fourth Proportional to 711,182.06, 1,066,938.33 and 205,722.62

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Solution

The fourth proportional to 711,182.06, 1,066,938.33 and 205,722.62 is: 308,631.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,182.06 : 1,066,938.33 = 205,722.62 : x
  2. Step 2: Convert to fraction form
    711,182.06/1,066,938.33 = 205,722.62/x
  3. Step 3: Cross multiply
    711,182.06x = 1,066,938.33 × 205,722.62
  4. Step 4: Simplify right side
    711,182.06x = 219,493,348,626.03
  5. Step 5: Solve for x
    x = 219,493,348,626.03/711,182.06
  6. Step 6: Final answer
    x = 308,631.73

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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.