Finding the Fourth Proportional to 1,014,554.80, 1,521,981.64 and 304,640.02
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Solution
The fourth proportional to 1,014,554.80, 1,521,981.64 and 304,640.02 is: 457,004.90
Step by Step Solution
- Step 1: Write the proportion equation
1,014,554.80 : 1,521,981.64 = 304,640.02 : x - Step 2: Convert to fraction form
1,014,554.80/1,521,981.64 = 304,640.02/x - Step 3: Cross multiply
1,014,554.80x = 1,521,981.64 × 304,640.02 - Step 4: Simplify right side
1,014,554.80x = 463,656,517,249.23 - Step 5: Solve for x
x = 463,656,517,249.23/1,014,554.80 - Step 6: Final answer
x = 457,004.90
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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.