Finding the Fourth Proportional to 429,235.12, 592,343.00 and 235,638.01
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Solution
The fourth proportional to 429,235.12, 592,343.00 and 235,638.01 is: 325,179.65
Step by Step Solution
- Step 1: Write the proportion equation
429,235.12 : 592,343.00 = 235,638.01 : x - Step 2: Convert to fraction form
429,235.12/592,343.00 = 235,638.01/x - Step 3: Cross multiply
429,235.12x = 592,343.00 × 235,638.01 - Step 4: Simplify right side
429,235.12x = 139,578,523,982.03 - Step 5: Solve for x
x = 139,578,523,982.03/429,235.12 - Step 6: Final answer
x = 325,179.65
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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.