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Finding the Fourth Proportional to 635,994.88, 954,429.71 and 262,017.88

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Solution

The fourth proportional to 635,994.88, 954,429.71 and 262,017.88 is: 393,207.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,994.88 : 954,429.71 = 262,017.88 : x
  2. Step 2: Convert to fraction form
    635,994.88/954,429.71 = 262,017.88/x
  3. Step 3: Cross multiply
    635,994.88x = 954,429.71 × 262,017.88
  4. Step 4: Simplify right side
    635,994.88x = 250,077,649,223.22
  5. Step 5: Solve for x
    x = 250,077,649,223.22/635,994.88
  6. Step 6: Final answer
    x = 393,207.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.