Finding the Fourth Proportional to 746,209.19, 1,119,313.79 and 185,243.69
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Solution
The fourth proportional to 746,209.19, 1,119,313.79 and 185,243.69 is: 277,865.53
Step by Step Solution
- Step 1: Write the proportion equation
746,209.19 : 1,119,313.79 = 185,243.69 : x - Step 2: Convert to fraction form
746,209.19/1,119,313.79 = 185,243.69/x - Step 3: Cross multiply
746,209.19x = 1,119,313.79 × 185,243.69 - Step 4: Simplify right side
746,209.19x = 207,345,810,204.70 - Step 5: Solve for x
x = 207,345,810,204.70/746,209.19 - Step 6: Final answer
x = 277,865.53
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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.