Finding the Fourth Proportional to 298,864.36, 448,297.98 and 88,506.28
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Solution
The fourth proportional to 298,864.36, 448,297.98 and 88,506.28 is: 132,759.85
Step by Step Solution
- Step 1: Write the proportion equation
298,864.36 : 448,297.98 = 88,506.28 : x - Step 2: Convert to fraction form
298,864.36/448,297.98 = 88,506.28/x - Step 3: Cross multiply
298,864.36x = 448,297.98 × 88,506.28 - Step 4: Simplify right side
298,864.36x = 39,677,186,541.31 - Step 5: Solve for x
x = 39,677,186,541.31/298,864.36 - Step 6: Final answer
x = 132,759.85
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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.