Finding the Fourth Proportional to 406,998.29, 610,490.15 and 167,060.09
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Solution
The fourth proportional to 406,998.29, 610,490.15 and 167,060.09 is: 250,587.14
Step by Step Solution
- Step 1: Write the proportion equation
406,998.29 : 610,490.15 = 167,060.09 : x - Step 2: Convert to fraction form
406,998.29/610,490.15 = 167,060.09/x - Step 3: Cross multiply
406,998.29x = 610,490.15 × 167,060.09 - Step 4: Simplify right side
406,998.29x = 101,988,539,403.11 - Step 5: Solve for x
x = 101,988,539,403.11/406,998.29 - Step 6: Final answer
x = 250,587.14
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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.