Finding the Fourth Proportional to 542,888.64, 814,337.28 and 222,958.08
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Solution
The fourth proportional to 542,888.64, 814,337.28 and 222,958.08 is: 334,438.89
Step by Step Solution
- Step 1: Write the proportion equation
542,888.64 : 814,337.28 = 222,958.08 : x - Step 2: Convert to fraction form
542,888.64/814,337.28 = 222,958.08/x - Step 3: Cross multiply
542,888.64x = 814,337.28 × 222,958.08 - Step 4: Simplify right side
542,888.64x = 181,563,076,421.22 - Step 5: Solve for x
x = 181,563,076,421.22/542,888.64 - Step 6: Final answer
x = 334,438.89
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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.