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Finding the Fourth Proportional to 635,506.08, 877,004.40 and 349,032

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Solution

The fourth proportional to 635,506.08, 877,004.40 and 349,032 is: 481,667.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,506.08 : 877,004.40 = 349,032 : x
  2. Step 2: Convert to fraction form
    635,506.08/877,004.40 = 349,032/x
  3. Step 3: Cross multiply
    635,506.08x = 877,004.40 × 349,032
  4. Step 4: Simplify right side
    635,506.08x = 306,102,599,740.80
  5. Step 5: Solve for x
    x = 306,102,599,740.80/635,506.08
  6. Step 6: Final answer
    x = 481,667.46

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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.