Finding the Fourth Proportional to 943,905.17, 1,302,609.24 and 514,184.37
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Solution
The fourth proportional to 943,905.17, 1,302,609.24 and 514,184.37 is: 709,585.39
Step by Step Solution
- Step 1: Write the proportion equation
943,905.17 : 1,302,609.24 = 514,184.37 : x - Step 2: Convert to fraction form
943,905.17/1,302,609.24 = 514,184.37/x - Step 3: Cross multiply
943,905.17x = 1,302,609.24 × 514,184.37 - Step 4: Simplify right side
943,905.17x = 669,781,311,425.58 - Step 5: Solve for x
x = 669,781,311,425.58/943,905.17 - Step 6: Final answer
x = 709,585.39
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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.