Finding the Fourth Proportional to 360,207.18, 497,083.68 and 199,071.54
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Solution
The fourth proportional to 360,207.18, 497,083.68 and 199,071.54 is: 274,717.49
Step by Step Solution
- Step 1: Write the proportion equation
360,207.18 : 497,083.68 = 199,071.54 : x - Step 2: Convert to fraction form
360,207.18/497,083.68 = 199,071.54/x - Step 3: Cross multiply
360,207.18x = 497,083.68 × 199,071.54 - Step 4: Simplify right side
360,207.18x = 98,955,213,686.47 - Step 5: Solve for x
x = 98,955,213,686.47/360,207.18 - Step 6: Final answer
x = 274,717.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.