Finding the Fourth Proportional to 624,387.91, 936,417.77 and 269,322.99
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Solution
The fourth proportional to 624,387.91, 936,417.77 and 269,322.99 is: 403,913.70
Step by Step Solution
- Step 1: Write the proportion equation
624,387.91 : 936,417.77 = 269,322.99 : x - Step 2: Convert to fraction form
624,387.91/936,417.77 = 269,322.99/x - Step 3: Cross multiply
624,387.91x = 936,417.77 × 269,322.99 - Step 4: Simplify right side
624,387.91x = 252,198,832,358.92 - Step 5: Solve for x
x = 252,198,832,358.92/624,387.91 - Step 6: Final answer
x = 403,913.70
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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.