Finding the Fourth Proportional to 798,805.80, 1,198,219.29 and 266,327.00
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Solution
The fourth proportional to 798,805.80, 1,198,219.29 and 266,327.00 is: 399,494.02
Step by Step Solution
- Step 1: Write the proportion equation
798,805.80 : 1,198,219.29 = 266,327.00 : x - Step 2: Convert to fraction form
798,805.80/1,198,219.29 = 266,327.00/x - Step 3: Cross multiply
798,805.80x = 1,198,219.29 × 266,327.00 - Step 4: Simplify right side
798,805.80x = 319,118,142,856.73 - Step 5: Solve for x
x = 319,118,142,856.73/798,805.80 - Step 6: Final answer
x = 399,494.02
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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.