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Finding the Fourth Proportional to 423,914, 635,039.88 and 246,048.08

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Solution

The fourth proportional to 423,914, 635,039.88 and 246,048.08 is: 368,589.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,914 : 635,039.88 = 246,048.08 : x
  2. Step 2: Convert to fraction form
    423,914/635,039.88 = 246,048.08/x
  3. Step 3: Cross multiply
    423,914x = 635,039.88 × 246,048.08
  4. Step 4: Simplify right side
    423,914x = 156,250,343,197.43
  5. Step 5: Solve for x
    x = 156,250,343,197.43/423,914
  6. Step 6: Final answer
    x = 368,589.72

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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.