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Finding the Fourth Proportional to 609,944.69, 841,713.38 and 338,012.03

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Solution

The fourth proportional to 609,944.69, 841,713.38 and 338,012.03 is: 466,450.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,944.69 : 841,713.38 = 338,012.03 : x
  2. Step 2: Convert to fraction form
    609,944.69/841,713.38 = 338,012.03/x
  3. Step 3: Cross multiply
    609,944.69x = 841,713.38 × 338,012.03
  4. Step 4: Simplify right side
    609,944.69x = 284,509,242,353.33
  5. Step 5: Solve for x
    x = 284,509,242,353.33/609,944.69
  6. Step 6: Final answer
    x = 466,450.89

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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.