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Finding the Fourth Proportional to 303,935.58, 455,495.82 and 236,548.98

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Solution

The fourth proportional to 303,935.58, 455,495.82 and 236,548.98 is: 354,506.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,935.58 : 455,495.82 = 236,548.98 : x
  2. Step 2: Convert to fraction form
    303,935.58/455,495.82 = 236,548.98/x
  3. Step 3: Cross multiply
    303,935.58x = 455,495.82 × 236,548.98
  4. Step 4: Simplify right side
    303,935.58x = 107,747,071,615.26
  5. Step 5: Solve for x
    x = 107,747,071,615.26/303,935.58
  6. Step 6: Final answer
    x = 354,506.28

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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.