Finding the Fourth Proportional to 712,563.67, 1,068,897.35 and 239,245.03
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Solution
The fourth proportional to 712,563.67, 1,068,897.35 and 239,245.03 is: 358,884.95
Step by Step Solution
- Step 1: Write the proportion equation
712,563.67 : 1,068,897.35 = 239,245.03 : x - Step 2: Convert to fraction form
712,563.67/1,068,897.35 = 239,245.03/x - Step 3: Cross multiply
712,563.67x = 1,068,897.35 × 239,245.03 - Step 4: Simplify right side
712,563.67x = 255,728,378,567.67 - Step 5: Solve for x
x = 255,728,378,567.67/712,563.67 - Step 6: Final answer
x = 358,884.95
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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.