Home / 712,687.82-1,069,383.01-333,634.24

Finding the Fourth Proportional to 712,687.82, 1,069,383.01 and 333,634.24

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Solution

The fourth proportional to 712,687.82, 1,069,383.01 and 333,634.24 is: 500,615.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,687.82 : 1,069,383.01 = 333,634.24 : x
  2. Step 2: Convert to fraction form
    712,687.82/1,069,383.01 = 333,634.24/x
  3. Step 3: Cross multiply
    712,687.82x = 1,069,383.01 × 333,634.24
  4. Step 4: Simplify right side
    712,687.82x = 356,782,788,938.47
  5. Step 5: Solve for x
    x = 356,782,788,938.47/712,687.82
  6. Step 6: Final answer
    x = 500,615.81

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Double scale
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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.