Finding the Fourth Proportional to 756,068.20, 1,134,102.30 and 504,125.80
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Solution
The fourth proportional to 756,068.20, 1,134,102.30 and 504,125.80 is: 756,188.70
Step by Step Solution
- Step 1: Write the proportion equation
756,068.20 : 1,134,102.30 = 504,125.80 : x - Step 2: Convert to fraction form
756,068.20/1,134,102.30 = 504,125.80/x - Step 3: Cross multiply
756,068.20x = 1,134,102.30 × 504,125.80 - Step 4: Simplify right side
756,068.20x = 571,730,229,269.34 - Step 5: Solve for x
x = 571,730,229,269.34/756,068.20 - Step 6: Final answer
x = 756,188.70
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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.