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Finding the Fourth Proportional to 637,451.79, 955,954.86 and 188,053.39

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Solution

The fourth proportional to 637,451.79, 955,954.86 and 188,053.39 is: 282,014.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,451.79 : 955,954.86 = 188,053.39 : x
  2. Step 2: Convert to fraction form
    637,451.79/955,954.86 = 188,053.39/x
  3. Step 3: Cross multiply
    637,451.79x = 955,954.86 × 188,053.39
  4. Step 4: Simplify right side
    637,451.79x = 179,770,552,109.98
  5. Step 5: Solve for x
    x = 179,770,552,109.98/637,451.79
  6. Step 6: Final answer
    x = 282,014.35

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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.