Finding the Fourth Proportional to 756,181.80, 1,134,272.70 and 584,939.70
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Solution
The fourth proportional to 756,181.80, 1,134,272.70 and 584,939.70 is: 877,409.55
Step by Step Solution
- Step 1: Write the proportion equation
756,181.80 : 1,134,272.70 = 584,939.70 : x - Step 2: Convert to fraction form
756,181.80/1,134,272.70 = 584,939.70/x - Step 3: Cross multiply
756,181.80x = 1,134,272.70 × 584,939.70 - Step 4: Simplify right side
756,181.80x = 663,481,132,856.19 - Step 5: Solve for x
x = 663,481,132,856.19/756,181.80 - Step 6: Final answer
x = 877,409.55
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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.