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Finding the Fourth Proportional to 607,896, 838,896.48 and 339,675.84

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Solution

The fourth proportional to 607,896, 838,896.48 and 339,675.84 is: 468,752.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,896 : 838,896.48 = 339,675.84 : x
  2. Step 2: Convert to fraction form
    607,896/838,896.48 = 339,675.84/x
  3. Step 3: Cross multiply
    607,896x = 838,896.48 × 339,675.84
  4. Step 4: Simplify right side
    607,896x = 284,952,866,517.04
  5. Step 5: Solve for x
    x = 284,952,866,517.04/607,896
  6. Step 6: Final answer
    x = 468,752.66

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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.