Finding the Fourth Proportional to 633,502.88, 874,236.49 and 347,024.96
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Solution
The fourth proportional to 633,502.88, 874,236.49 and 347,024.96 is: 478,895.82
Step by Step Solution
- Step 1: Write the proportion equation
633,502.88 : 874,236.49 = 347,024.96 : x - Step 2: Convert to fraction form
633,502.88/874,236.49 = 347,024.96/x - Step 3: Cross multiply
633,502.88x = 874,236.49 × 347,024.96 - Step 4: Simplify right side
633,502.88x = 303,381,882,972.79 - Step 5: Solve for x
x = 303,381,882,972.79/633,502.88 - Step 6: Final answer
x = 478,895.82
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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.