Finding the Fourth Proportional to 614,040.94, 920,616.72 and 258,859.99
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Solution
The fourth proportional to 614,040.94, 920,616.72 and 258,859.99 is: 388,102.52
Step by Step Solution
- Step 1: Write the proportion equation
614,040.94 : 920,616.72 = 258,859.99 : x - Step 2: Convert to fraction form
614,040.94/920,616.72 = 258,859.99/x - Step 3: Cross multiply
614,040.94x = 920,616.72 × 258,859.99 - Step 4: Simplify right side
614,040.94x = 238,310,834,933.03 - Step 5: Solve for x
x = 238,310,834,933.03/614,040.94 - Step 6: Final answer
x = 388,102.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.