Finding the Fourth Proportional to 637,737.12, 880,117.12 and 351,257.14
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Solution
The fourth proportional to 637,737.12, 880,117.12 and 351,257.14 is: 484,756.83
Step by Step Solution
- Step 1: Write the proportion equation
637,737.12 : 880,117.12 = 351,257.14 : x - Step 2: Convert to fraction form
637,737.12/880,117.12 = 351,257.14/x - Step 3: Cross multiply
637,737.12x = 880,117.12 × 351,257.14 - Step 4: Simplify right side
637,737.12x = 309,147,422,436.24 - Step 5: Solve for x
x = 309,147,422,436.24/637,737.12 - Step 6: Final answer
x = 484,756.83
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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.