Finding the Fourth Proportional to 347,261.58, 520,954.74 and 122,753.07
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Solution
The fourth proportional to 347,261.58, 520,954.74 and 122,753.07 is: 184,151.65
Step by Step Solution
- Step 1: Write the proportion equation
347,261.58 : 520,954.74 = 122,753.07 : x - Step 2: Convert to fraction form
347,261.58/520,954.74 = 122,753.07/x - Step 3: Cross multiply
347,261.58x = 520,954.74 × 122,753.07 - Step 4: Simplify right side
347,261.58x = 63,948,793,666.05 - Step 5: Solve for x
x = 63,948,793,666.05/347,261.58 - Step 6: Final answer
x = 184,151.65
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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.