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Finding the Fourth Proportional to 609,958.52, 841,718.46 and 338,038.04

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Solution

The fourth proportional to 609,958.52, 841,718.46 and 338,038.04 is: 466,479.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,958.52 : 841,718.46 = 338,038.04 : x
  2. Step 2: Convert to fraction form
    609,958.52/841,718.46 = 338,038.04/x
  3. Step 3: Cross multiply
    609,958.52x = 841,718.46 × 338,038.04
  4. Step 4: Simplify right side
    609,958.52x = 284,532,858,450.22
  5. Step 5: Solve for x
    x = 284,532,858,450.22/609,958.52
  6. Step 6: Final answer
    x = 466,479.03

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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.