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Finding the Fourth Proportional to 635,625.98, 877,169.08 and 349,152.46

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Solution

The fourth proportional to 635,625.98, 877,169.08 and 349,152.46 is: 481,833.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,625.98 : 877,169.08 = 349,152.46 : x
  2. Step 2: Convert to fraction form
    635,625.98/877,169.08 = 349,152.46/x
  3. Step 3: Cross multiply
    635,625.98x = 877,169.08 × 349,152.46
  4. Step 4: Simplify right side
    635,625.98x = 306,265,742,117.94
  5. Step 5: Solve for x
    x = 306,265,742,117.94/635,625.98
  6. Step 6: Final answer
    x = 481,833.27

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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.