Finding the Fourth Proportional to 859,530.64, 1,289,855.40 and 327,056.08
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Solution
The fourth proportional to 859,530.64, 1,289,855.40 and 327,056.08 is: 490,796.99
Step by Step Solution
- Step 1: Write the proportion equation
859,530.64 : 1,289,855.40 = 327,056.08 : x - Step 2: Convert to fraction form
859,530.64/1,289,855.40 = 327,056.08/x - Step 3: Cross multiply
859,530.64x = 1,289,855.40 × 327,056.08 - Step 4: Simplify right side
859,530.64x = 421,855,050,890.83 - Step 5: Solve for x
x = 421,855,050,890.83/859,530.64 - Step 6: Final answer
x = 490,796.99
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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.