Finding the Fourth Proportional to 669,317.53, 1,004,375.19 and 242,886.63
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Solution
The fourth proportional to 669,317.53, 1,004,375.19 and 242,886.63 is: 364,474.70
Step by Step Solution
- Step 1: Write the proportion equation
669,317.53 : 1,004,375.19 = 242,886.63 : x - Step 2: Convert to fraction form
669,317.53/1,004,375.19 = 242,886.63/x - Step 3: Cross multiply
669,317.53x = 1,004,375.19 × 242,886.63 - Step 4: Simplify right side
669,317.53x = 243,949,305,154.71 - Step 5: Solve for x
x = 243,949,305,154.71/669,317.53 - Step 6: Final answer
x = 364,474.70
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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.