Home / 808,219.30-1,211,810.55-335,092.90

Finding the Fourth Proportional to 808,219.30, 1,211,810.55 and 335,092.90

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Solution

The fourth proportional to 808,219.30, 1,211,810.55 and 335,092.90 is: 502,424.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,219.30 : 1,211,810.55 = 335,092.90 : x
  2. Step 2: Convert to fraction form
    808,219.30/1,211,810.55 = 335,092.90/x
  3. Step 3: Cross multiply
    808,219.30x = 1,211,810.55 × 335,092.90
  4. Step 4: Simplify right side
    808,219.30x = 406,069,111,450.10
  5. Step 5: Solve for x
    x = 406,069,111,450.10/808,219.30
  6. Step 6: Final answer
    x = 502,424.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.