Finding the Fourth Proportional to 406,952.26, 610,428.38 and 157,634.26
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Solution
The fourth proportional to 406,952.26, 610,428.38 and 157,634.26 is: 236,451.39
Step by Step Solution
- Step 1: Write the proportion equation
406,952.26 : 610,428.38 = 157,634.26 : x - Step 2: Convert to fraction form
406,952.26/610,428.38 = 157,634.26/x - Step 3: Cross multiply
406,952.26x = 610,428.38 × 157,634.26 - Step 4: Simplify right side
406,952.26x = 96,224,425,964.30 - Step 5: Solve for x
x = 96,224,425,964.30/406,952.26 - Step 6: Final answer
x = 236,451.39
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1.5x scale
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.