Finding the Fourth Proportional to 415,595.84, 573,256.32 and 288,224.96
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Solution
The fourth proportional to 415,595.84, 573,256.32 and 288,224.96 is: 397,566.01
Step by Step Solution
- Step 1: Write the proportion equation
415,595.84 : 573,256.32 = 288,224.96 : x - Step 2: Convert to fraction form
415,595.84/573,256.32 = 288,224.96/x - Step 3: Cross multiply
415,595.84x = 573,256.32 × 288,224.96 - Step 4: Simplify right side
415,595.84x = 165,226,779,901.75 - Step 5: Solve for x
x = 165,226,779,901.75/415,595.84 - Step 6: Final answer
x = 397,566.01
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.