Finding the Fourth Proportional to 558,521.94, 770,737.41 and 303,873.38
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Solution
The fourth proportional to 558,521.94, 770,737.41 and 303,873.38 is: 419,332.82
Step by Step Solution
- Step 1: Write the proportion equation
558,521.94 : 770,737.41 = 303,873.38 : x - Step 2: Convert to fraction form
558,521.94/770,737.41 = 303,873.38/x - Step 3: Cross multiply
558,521.94x = 770,737.41 × 303,873.38 - Step 4: Simplify right side
558,521.94x = 234,206,581,869.15 - Step 5: Solve for x
x = 234,206,581,869.15/558,521.94 - Step 6: Final answer
x = 419,332.82
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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.