Finding the Fourth Proportional to 492,798.60, 739,052.10 and 193,106.70
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Solution
The fourth proportional to 492,798.60, 739,052.10 and 193,106.70 is: 289,602.92
Step by Step Solution
- Step 1: Write the proportion equation
492,798.60 : 739,052.10 = 193,106.70 : x - Step 2: Convert to fraction form
492,798.60/739,052.10 = 193,106.70/x - Step 3: Cross multiply
492,798.60x = 739,052.10 × 193,106.70 - Step 4: Simplify right side
492,798.60x = 142,715,912,159.07 - Step 5: Solve for x
x = 142,715,912,159.07/492,798.60 - Step 6: Final answer
x = 289,602.92
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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.