Finding the Fourth Proportional to 815,305.02, 1,125,083.34 and 452,752.05
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Solution
The fourth proportional to 815,305.02, 1,125,083.34 and 452,752.05 is: 624,776.96
Step by Step Solution
- Step 1: Write the proportion equation
815,305.02 : 1,125,083.34 = 452,752.05 : x - Step 2: Convert to fraction form
815,305.02/1,125,083.34 = 452,752.05/x - Step 3: Cross multiply
815,305.02x = 1,125,083.34 × 452,752.05 - Step 4: Simplify right side
815,305.02x = 509,383,788,605.85 - Step 5: Solve for x
x = 509,383,788,605.85/815,305.02 - Step 6: Final answer
x = 624,776.96
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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.