Finding the Fourth Proportional to 406,561.08, 609,842.96 and 102,955.07
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Solution
The fourth proportional to 406,561.08, 609,842.96 and 102,955.07 is: 154,432.94
Step by Step Solution
- Step 1: Write the proportion equation
406,561.08 : 609,842.96 = 102,955.07 : x - Step 2: Convert to fraction form
406,561.08/609,842.96 = 102,955.07/x - Step 3: Cross multiply
406,561.08x = 609,842.96 × 102,955.07 - Step 4: Simplify right side
406,561.08x = 62,786,422,596.42 - Step 5: Solve for x
x = 62,786,422,596.42/406,561.08 - Step 6: Final answer
x = 154,432.94
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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.