Finding the Fourth Proportional to 406,204.08, 609,430.68 and 181,753.44
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Solution
The fourth proportional to 406,204.08, 609,430.68 and 181,753.44 is: 272,685.89
Step by Step Solution
- Step 1: Write the proportion equation
406,204.08 : 609,430.68 = 181,753.44 : x - Step 2: Convert to fraction form
406,204.08/609,430.68 = 181,753.44/x - Step 3: Cross multiply
406,204.08x = 609,430.68 × 181,753.44 - Step 4: Simplify right side
406,204.08x = 110,766,122,531.54 - Step 5: Solve for x
x = 110,766,122,531.54/406,204.08 - Step 6: Final answer
x = 272,685.89
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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.