Finding the Fourth Proportional to 302,497.22, 452,953.11 and 213,267.62
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Solution
The fourth proportional to 302,497.22, 452,953.11 and 213,267.62 is: 319,342.54
Step by Step Solution
- Step 1: Write the proportion equation
302,497.22 : 452,953.11 = 213,267.62 : x - Step 2: Convert to fraction form
302,497.22/452,953.11 = 213,267.62/x - Step 3: Cross multiply
302,497.22x = 452,953.11 × 213,267.62 - Step 4: Simplify right side
302,497.22x = 96,600,231,741.30 - Step 5: Solve for x
x = 96,600,231,741.30/302,497.22 - Step 6: Final answer
x = 319,342.54
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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.