Finding the Fourth Proportional to 604,385.84, 904,342.62 and 364,638.80
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Solution
The fourth proportional to 604,385.84, 904,342.62 and 364,638.80 is: 545,609.09
Step by Step Solution
- Step 1: Write the proportion equation
604,385.84 : 904,342.62 = 364,638.80 : x - Step 2: Convert to fraction form
604,385.84/904,342.62 = 364,638.80/x - Step 3: Cross multiply
604,385.84x = 904,342.62 × 364,638.80 - Step 4: Simplify right side
604,385.84x = 329,758,407,745.66 - Step 5: Solve for x
x = 329,758,407,745.66/604,385.84 - Step 6: Final answer
x = 545,609.09
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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.