Finding the Fourth Proportional to 471,537.65, 706,909.68 and 205,097.47
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Solution
The fourth proportional to 471,537.65, 706,909.68 and 205,097.47 is: 307,473.61
Step by Step Solution
- Step 1: Write the proportion equation
471,537.65 : 706,909.68 = 205,097.47 : x - Step 2: Convert to fraction form
471,537.65/706,909.68 = 205,097.47/x - Step 3: Cross multiply
471,537.65x = 706,909.68 × 205,097.47 - Step 4: Simplify right side
471,537.65x = 144,985,385,119.24 - Step 5: Solve for x
x = 144,985,385,119.24/471,537.65 - Step 6: Final answer
x = 307,473.61
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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.