Home / 806,964.72-1,210,991.40-333,648.24

Finding the Fourth Proportional to 806,964.72, 1,210,991.40 and 333,648.24

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Solution

The fourth proportional to 806,964.72, 1,210,991.40 and 333,648.24 is: 500,697.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,964.72 : 1,210,991.40 = 333,648.24 : x
  2. Step 2: Convert to fraction form
    806,964.72/1,210,991.40 = 333,648.24/x
  3. Step 3: Cross multiply
    806,964.72x = 1,210,991.40 × 333,648.24
  4. Step 4: Simplify right side
    806,964.72x = 404,045,149,265.14
  5. Step 5: Solve for x
    x = 404,045,149,265.14/806,964.72
  6. Step 6: Final answer
    x = 500,697.41

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1.5x scale

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.