Finding the Fourth Proportional to 368,487.26, 551,845.14 and 210,235.94
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Solution
The fourth proportional to 368,487.26, 551,845.14 and 210,235.94 is: 314,848.55
Step by Step Solution
- Step 1: Write the proportion equation
368,487.26 : 551,845.14 = 210,235.94 : x - Step 2: Convert to fraction form
368,487.26/551,845.14 = 210,235.94/x - Step 3: Cross multiply
368,487.26x = 551,845.14 × 210,235.94 - Step 4: Simplify right side
368,487.26x = 116,017,680,264.14 - Step 5: Solve for x
x = 116,017,680,264.14/368,487.26 - Step 6: Final answer
x = 314,848.55
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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.