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Finding the Fourth Proportional to 464,602.36, 641,073.54 and 273,653.77

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Solution

The fourth proportional to 464,602.36, 641,073.54 and 273,653.77 is: 377,596.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,602.36 : 641,073.54 = 273,653.77 : x
  2. Step 2: Convert to fraction form
    464,602.36/641,073.54 = 273,653.77/x
  3. Step 3: Cross multiply
    464,602.36x = 641,073.54 × 273,653.77
  4. Step 4: Simplify right side
    464,602.36x = 175,432,191,068.25
  5. Step 5: Solve for x
    x = 175,432,191,068.25/464,602.36
  6. Step 6: Final answer
    x = 377,596.43

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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.