Home / 609,945.39-841,758.35-338,007.60

Finding the Fourth Proportional to 609,945.39, 841,758.35 and 338,007.60

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Solution

The fourth proportional to 609,945.39, 841,758.35 and 338,007.60 is: 466,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,945.39 : 841,758.35 = 338,007.60 : x
  2. Step 2: Convert to fraction form
    609,945.39/841,758.35 = 338,007.60/x
  3. Step 3: Cross multiply
    609,945.39x = 841,758.35 × 338,007.60
  4. Step 4: Simplify right side
    609,945.39x = 284,520,717,973.42
  5. Step 5: Solve for x
    x = 284,520,717,973.42/609,945.39
  6. Step 6: Final answer
    x = 466,469.17

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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.