Finding the Fourth Proportional to 374,965.88, 562,507.47 and 122,187.69
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Solution
The fourth proportional to 374,965.88, 562,507.47 and 122,187.69 is: 183,300.65
Step by Step Solution
- Step 1: Write the proportion equation
374,965.88 : 562,507.47 = 122,187.69 : x - Step 2: Convert to fraction form
374,965.88/562,507.47 = 122,187.69/x - Step 3: Cross multiply
374,965.88x = 562,507.47 × 122,187.69 - Step 4: Simplify right side
374,965.88x = 68,731,488,367.04 - Step 5: Solve for x
x = 68,731,488,367.04/374,965.88 - Step 6: Final answer
x = 183,300.65
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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.