Finding the Fourth Proportional to 1,013,272.62, 1,398,253.23 and 560,563.62
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Solution
The fourth proportional to 1,013,272.62, 1,398,253.23 and 560,563.62 is: 773,542.95
Step by Step Solution
- Step 1: Write the proportion equation
1,013,272.62 : 1,398,253.23 = 560,563.62 : x - Step 2: Convert to fraction form
1,013,272.62/1,398,253.23 = 560,563.62/x - Step 3: Cross multiply
1,013,272.62x = 1,398,253.23 × 560,563.62 - Step 4: Simplify right side
1,013,272.62x = 783,809,892,285.49 - Step 5: Solve for x
x = 783,809,892,285.49/1,013,272.62 - Step 6: Final answer
x = 773,542.95
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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.