Finding the Fourth Proportional to 755,048.08, 1,132,768.14 and 281,737
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Solution
The fourth proportional to 755,048.08, 1,132,768.14 and 281,737 is: 422,678.64
Step by Step Solution
- Step 1: Write the proportion equation
755,048.08 : 1,132,768.14 = 281,737 : x - Step 2: Convert to fraction form
755,048.08/1,132,768.14 = 281,737/x - Step 3: Cross multiply
755,048.08x = 1,132,768.14 × 281,737 - Step 4: Simplify right side
755,048.08x = 319,142,697,459.18 - Step 5: Solve for x
x = 319,142,697,459.18/755,048.08 - Step 6: Final answer
x = 422,678.64
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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.