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Finding the Fourth Proportional to 344,069.02, 474,623.75 and 319,713.36

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Solution

The fourth proportional to 344,069.02, 474,623.75 and 319,713.36 is: 441,026.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,069.02 : 474,623.75 = 319,713.36 : x
  2. Step 2: Convert to fraction form
    344,069.02/474,623.75 = 319,713.36/x
  3. Step 3: Cross multiply
    344,069.02x = 474,623.75 × 319,713.36
  4. Step 4: Simplify right side
    344,069.02x = 151,743,551,063.17
  5. Step 5: Solve for x
    x = 151,743,551,063.17/344,069.02
  6. Step 6: Final answer
    x = 441,026.49

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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.