Finding the Fourth Proportional to 943,888.84, 1,302,559.92 and 514,168.99
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Solution
The fourth proportional to 943,888.84, 1,302,559.92 and 514,168.99 is: 709,549.57
Step by Step Solution
- Step 1: Write the proportion equation
943,888.84 : 1,302,559.92 = 514,168.99 : x - Step 2: Convert to fraction form
943,888.84/1,302,559.92 = 514,168.99/x - Step 3: Cross multiply
943,888.84x = 1,302,559.92 × 514,168.99 - Step 4: Simplify right side
943,888.84x = 669,735,915,224.48 - Step 5: Solve for x
x = 669,735,915,224.48/943,888.84 - Step 6: Final answer
x = 709,549.57
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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.