Finding the Fourth Proportional to 637,379.42, 956,660.07 and 322,057.94
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Solution
The fourth proportional to 637,379.42, 956,660.07 and 322,057.94 is: 483,385.50
Step by Step Solution
- Step 1: Write the proportion equation
637,379.42 : 956,660.07 = 322,057.94 : x - Step 2: Convert to fraction form
637,379.42/956,660.07 = 322,057.94/x - Step 3: Cross multiply
637,379.42x = 956,660.07 × 322,057.94 - Step 4: Simplify right side
637,379.42x = 308,099,971,424.46 - Step 5: Solve for x
x = 308,099,971,424.46/637,379.42 - Step 6: Final answer
x = 483,385.50
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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.