Finding the Fourth Proportional to 492,364.56, 740,088.60 and 324,960.84
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Solution
The fourth proportional to 492,364.56, 740,088.60 and 324,960.84 is: 488,458.82
Step by Step Solution
- Step 1: Write the proportion equation
492,364.56 : 740,088.60 = 324,960.84 : x - Step 2: Convert to fraction form
492,364.56/740,088.60 = 324,960.84/x - Step 3: Cross multiply
492,364.56x = 740,088.60 × 324,960.84 - Step 4: Simplify right side
492,364.56x = 240,499,813,130.42 - Step 5: Solve for x
x = 240,499,813,130.42/492,364.56 - Step 6: Final answer
x = 488,458.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.