Finding the Fourth Proportional to 838,270.84, 1,257,406.67 and 277,305.34
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Solution
The fourth proportional to 838,270.84, 1,257,406.67 and 277,305.34 is: 415,958.15
Step by Step Solution
- Step 1: Write the proportion equation
838,270.84 : 1,257,406.67 = 277,305.34 : x - Step 2: Convert to fraction form
838,270.84/1,257,406.67 = 277,305.34/x - Step 3: Cross multiply
838,270.84x = 1,257,406.67 × 277,305.34 - Step 4: Simplify right side
838,270.84x = 348,685,584,142.62 - Step 5: Solve for x
x = 348,685,584,142.62/838,270.84 - Step 6: Final answer
x = 415,958.15
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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.