Finding the Fourth Proportional to 961,052.34, 1,326,135.33 and 531,272.82
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Solution
The fourth proportional to 961,052.34, 1,326,135.33 and 531,272.82 is: 733,091.87
Step by Step Solution
- Step 1: Write the proportion equation
961,052.34 : 1,326,135.33 = 531,272.82 : x - Step 2: Convert to fraction form
961,052.34/1,326,135.33 = 531,272.82/x - Step 3: Cross multiply
961,052.34x = 1,326,135.33 × 531,272.82 - Step 4: Simplify right side
961,052.34x = 704,539,656,470.73 - Step 5: Solve for x
x = 704,539,656,470.73/961,052.34 - Step 6: Final answer
x = 733,091.87
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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.