Home / 734,789.68-1,014,000.82-412,491.49

Finding the Fourth Proportional to 734,789.68, 1,014,000.82 and 412,491.49

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Solution

The fourth proportional to 734,789.68, 1,014,000.82 and 412,491.49 is: 569,233.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,789.68 : 1,014,000.82 = 412,491.49 : x
  2. Step 2: Convert to fraction form
    734,789.68/1,014,000.82 = 412,491.49/x
  3. Step 3: Cross multiply
    734,789.68x = 1,014,000.82 × 412,491.49
  4. Step 4: Simplify right side
    734,789.68x = 418,266,709,103.02
  5. Step 5: Solve for x
    x = 418,266,709,103.02/734,789.68
  6. Step 6: Final answer
    x = 569,233.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.