Finding the Fourth Proportional to 565,949.84, 780,476.84 and 372,014.96
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Solution
The fourth proportional to 565,949.84, 780,476.84 and 372,014.96 is: 513,029.67
Step by Step Solution
- Step 1: Write the proportion equation
565,949.84 : 780,476.84 = 372,014.96 : x - Step 2: Convert to fraction form
565,949.84/780,476.84 = 372,014.96/x - Step 3: Cross multiply
565,949.84x = 780,476.84 × 372,014.96 - Step 4: Simplify right side
565,949.84x = 290,349,060,413.53 - Step 5: Solve for x
x = 290,349,060,413.53/565,949.84 - Step 6: Final answer
x = 513,029.67
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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.