Finding the Fourth Proportional to 943,973.37, 1,302,680.97 and 514,257.03
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Solution
The fourth proportional to 943,973.37, 1,302,680.97 and 514,257.03 is: 709,673.46
Step by Step Solution
- Step 1: Write the proportion equation
943,973.37 : 1,302,680.97 = 514,257.03 : x - Step 2: Convert to fraction form
943,973.37/1,302,680.97 = 514,257.03/x - Step 3: Cross multiply
943,973.37x = 1,302,680.97 × 514,257.03 - Step 4: Simplify right side
943,973.37x = 669,912,846,669.72 - Step 5: Solve for x
x = 669,912,846,669.72/943,973.37 - Step 6: Final answer
x = 709,673.46
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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.