Finding the Fourth Proportional to 492,364.08, 738,546.12 and 155,641.26
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Solution
The fourth proportional to 492,364.08, 738,546.12 and 155,641.26 is: 233,461.89
Step by Step Solution
- Step 1: Write the proportion equation
492,364.08 : 738,546.12 = 155,641.26 : x - Step 2: Convert to fraction form
492,364.08/738,546.12 = 155,641.26/x - Step 3: Cross multiply
492,364.08x = 738,546.12 × 155,641.26 - Step 4: Simplify right side
492,364.08x = 114,948,248,684.91 - Step 5: Solve for x
x = 114,948,248,684.91/492,364.08 - Step 6: Final answer
x = 233,461.89
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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.