Finding the Fourth Proportional to 1,029,550.82, 1,420,777.67 and 564,403.88
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Solution
The fourth proportional to 1,029,550.82, 1,420,777.67 and 564,403.88 is: 778,876.00
Step by Step Solution
- Step 1: Write the proportion equation
1,029,550.82 : 1,420,777.67 = 564,403.88 : x - Step 2: Convert to fraction form
1,029,550.82/1,420,777.67 = 564,403.88/x - Step 3: Cross multiply
1,029,550.82x = 1,420,777.67 × 564,403.88 - Step 4: Simplify right side
1,029,550.82x = 801,892,423,872.48 - Step 5: Solve for x
x = 801,892,423,872.48/1,029,550.82 - Step 6: Final answer
x = 778,876.00
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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.