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Finding the Fourth Proportional to 635,901.81, 953,992.86 and 352,006.46

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Solution

The fourth proportional to 635,901.81, 953,992.86 and 352,006.46 is: 528,087.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,901.81 : 953,992.86 = 352,006.46 : x
  2. Step 2: Convert to fraction form
    635,901.81/953,992.86 = 352,006.46/x
  3. Step 3: Cross multiply
    635,901.81x = 953,992.86 × 352,006.46
  4. Step 4: Simplify right side
    635,901.81x = 335,811,644,743.91
  5. Step 5: Solve for x
    x = 335,811,644,743.91/635,901.81
  6. Step 6: Final answer
    x = 528,087.26

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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.