Finding the Fourth Proportional to 503,905.62, 695,389.68 and 277,551.12
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Solution
The fourth proportional to 503,905.62, 695,389.68 and 277,551.12 is: 383,020.50
Step by Step Solution
- Step 1: Write the proportion equation
503,905.62 : 695,389.68 = 277,551.12 : x - Step 2: Convert to fraction form
503,905.62/695,389.68 = 277,551.12/x - Step 3: Cross multiply
503,905.62x = 695,389.68 × 277,551.12 - Step 4: Simplify right side
503,905.62x = 193,006,184,520.44 - Step 5: Solve for x
x = 193,006,184,520.44/503,905.62 - Step 6: Final answer
x = 383,020.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.