Finding the Fourth Proportional to 859,279.53, 1,289,510.99 and 298,314.03
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Solution
The fourth proportional to 859,279.53, 1,289,510.99 and 298,314.03 is: 447,676.46
Step by Step Solution
- Step 1: Write the proportion equation
859,279.53 : 1,289,510.99 = 298,314.03 : x - Step 2: Convert to fraction form
859,279.53/1,289,510.99 = 298,314.03/x - Step 3: Cross multiply
859,279.53x = 1,289,510.99 × 298,314.03 - Step 4: Simplify right side
859,279.53x = 384,679,218,664.62 - Step 5: Solve for x
x = 384,679,218,664.62/859,279.53 - Step 6: Final answer
x = 447,676.46
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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.