Finding the Fourth Proportional to 756,193.14, 1,134,813.59 and 300,737.70
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Solution
The fourth proportional to 756,193.14, 1,134,813.59 and 300,737.70 is: 451,314.90
Step by Step Solution
- Step 1: Write the proportion equation
756,193.14 : 1,134,813.59 = 300,737.70 : x - Step 2: Convert to fraction form
756,193.14/1,134,813.59 = 300,737.70/x - Step 3: Cross multiply
756,193.14x = 1,134,813.59 × 300,737.70 - Step 4: Simplify right side
756,193.14x = 341,281,228,985.34 - Step 5: Solve for x
x = 341,281,228,985.34/756,193.14 - Step 6: Final answer
x = 451,314.90
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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.