Finding the Fourth Proportional to 403,279.14, 605,292.58 and 203,740.02
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Solution
The fourth proportional to 403,279.14, 605,292.58 and 203,740.02 is: 305,798.91
Step by Step Solution
- Step 1: Write the proportion equation
403,279.14 : 605,292.58 = 203,740.02 : x - Step 2: Convert to fraction form
403,279.14/605,292.58 = 203,740.02/x - Step 3: Cross multiply
403,279.14x = 605,292.58 × 203,740.02 - Step 4: Simplify right side
403,279.14x = 123,322,322,355.05 - Step 5: Solve for x
x = 123,322,322,355.05/403,279.14 - Step 6: Final answer
x = 305,798.91
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.