Finding the Fourth Proportional to 484,764.34, 725,779.44 and 256,542.99
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Solution
The fourth proportional to 484,764.34, 725,779.44 and 256,542.99 is: 384,091.02
Step by Step Solution
- Step 1: Write the proportion equation
484,764.34 : 725,779.44 = 256,542.99 : x - Step 2: Convert to fraction form
484,764.34/725,779.44 = 256,542.99/x - Step 3: Cross multiply
484,764.34x = 725,779.44 × 256,542.99 - Step 4: Simplify right side
484,764.34x = 186,193,627,618.13 - Step 5: Solve for x
x = 186,193,627,618.13/484,764.34 - Step 6: Final answer
x = 384,091.02
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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.