Finding the Fourth Proportional to 629,212.70, 943,445.73 and 249,929.49
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Solution
The fourth proportional to 629,212.70, 943,445.73 and 249,929.49 is: 374,745.95
Step by Step Solution
- Step 1: Write the proportion equation
629,212.70 : 943,445.73 = 249,929.49 : x - Step 2: Convert to fraction form
629,212.70/943,445.73 = 249,929.49/x - Step 3: Cross multiply
629,212.70x = 943,445.73 × 249,929.49 - Step 4: Simplify right side
629,212.70x = 235,794,910,141.58 - Step 5: Solve for x
x = 235,794,910,141.58/629,212.70 - Step 6: Final answer
x = 374,745.95
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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.