Finding the Fourth Proportional to 405,566.14, 608,254.84 and 152,872.06
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Solution
The fourth proportional to 405,566.14, 608,254.84 and 152,872.06 is: 229,272.52
Step by Step Solution
- Step 1: Write the proportion equation
405,566.14 : 608,254.84 = 152,872.06 : x - Step 2: Convert to fraction form
405,566.14/608,254.84 = 152,872.06/x - Step 3: Cross multiply
405,566.14x = 608,254.84 × 152,872.06 - Step 4: Simplify right side
405,566.14x = 92,985,170,395.77 - Step 5: Solve for x
x = 92,985,170,395.77/405,566.14 - Step 6: Final answer
x = 229,272.52
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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.