Home / 806,723.82-1,209,888.90-333,544.50

Finding the Fourth Proportional to 806,723.82, 1,209,888.90 and 333,544.50

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Solution

The fourth proportional to 806,723.82, 1,209,888.90 and 333,544.50 is: 500,235.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,723.82 : 1,209,888.90 = 333,544.50 : x
  2. Step 2: Convert to fraction form
    806,723.82/1,209,888.90 = 333,544.50/x
  3. Step 3: Cross multiply
    806,723.82x = 1,209,888.90 × 333,544.50
  4. Step 4: Simplify right side
    806,723.82x = 403,551,788,206.05
  5. Step 5: Solve for x
    x = 403,551,788,206.05/806,723.82
  6. Step 6: Final answer
    x = 500,235.37

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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.