Finding the Fourth Proportional to 347,536.80, 521,314.92 and 122,865.48
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Solution
The fourth proportional to 347,536.80, 521,314.92 and 122,865.48 is: 184,301.66
Step by Step Solution
- Step 1: Write the proportion equation
347,536.80 : 521,314.92 = 122,865.48 : x - Step 2: Convert to fraction form
347,536.80/521,314.92 = 122,865.48/x - Step 3: Cross multiply
347,536.80x = 521,314.92 × 122,865.48 - Step 4: Simplify right side
347,536.80x = 64,051,607,876.96 - Step 5: Solve for x
x = 64,051,607,876.96/347,536.80 - Step 6: Final answer
x = 184,301.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.