Finding the Fourth Proportional to 483,381.38, 724,384.67 and 356,020.09
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Solution
The fourth proportional to 483,381.38, 724,384.67 and 356,020.09 is: 533,523.84
Step by Step Solution
- Step 1: Write the proportion equation
483,381.38 : 724,384.67 = 356,020.09 : x - Step 2: Convert to fraction form
483,381.38/724,384.67 = 356,020.09/x - Step 3: Cross multiply
483,381.38x = 724,384.67 × 356,020.09 - Step 4: Simplify right side
483,381.38x = 257,895,491,816.96 - Step 5: Solve for x
x = 257,895,491,816.96/483,381.38 - Step 6: Final answer
x = 533,523.84
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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.