Home / 711,705.54-1,067,558.28-290,883

Finding the Fourth Proportional to 711,705.54, 1,067,558.28 and 290,883

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Solution

The fourth proportional to 711,705.54, 1,067,558.28 and 290,883 is: 436,324.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,705.54 : 1,067,558.28 = 290,883 : x
  2. Step 2: Convert to fraction form
    711,705.54/1,067,558.28 = 290,883/x
  3. Step 3: Cross multiply
    711,705.54x = 1,067,558.28 × 290,883
  4. Step 4: Simplify right side
    711,705.54x = 310,534,555,161.24
  5. Step 5: Solve for x
    x = 310,534,555,161.24/711,705.54
  6. Step 6: Final answer
    x = 436,324.49

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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.