Finding the Fourth Proportional to 996,910.53, 1,495,601.51 and 322,990.74
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Solution
The fourth proportional to 996,910.53, 1,495,601.51 and 322,990.74 is: 484,562.48
Step by Step Solution
- Step 1: Write the proportion equation
996,910.53 : 1,495,601.51 = 322,990.74 : x - Step 2: Convert to fraction form
996,910.53/1,495,601.51 = 322,990.74/x - Step 3: Cross multiply
996,910.53x = 1,495,601.51 × 322,990.74 - Step 4: Simplify right side
996,910.53x = 483,065,436,845.06 - Step 5: Solve for x
x = 483,065,436,845.06/996,910.53 - Step 6: Final answer
x = 484,562.48
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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.