Finding the Fourth Proportional to 737,866.40, 1,106,799.60 and 471,927.20
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Solution
The fourth proportional to 737,866.40, 1,106,799.60 and 471,927.20 is: 707,890.80
Step by Step Solution
- Step 1: Write the proportion equation
737,866.40 : 1,106,799.60 = 471,927.20 : x - Step 2: Convert to fraction form
737,866.40/1,106,799.60 = 471,927.20/x - Step 3: Cross multiply
737,866.40x = 1,106,799.60 × 471,927.20 - Step 4: Simplify right side
737,866.40x = 522,328,836,189.12 - Step 5: Solve for x
x = 522,328,836,189.12/737,866.40 - Step 6: Final answer
x = 707,890.80
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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.