Finding the Fourth Proportional to 317,862.36, 476,326.98 and 159,873.48
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Solution
The fourth proportional to 317,862.36, 476,326.98 and 159,873.48 is: 239,575.56
Step by Step Solution
- Step 1: Write the proportion equation
317,862.36 : 476,326.98 = 159,873.48 : x - Step 2: Convert to fraction form
317,862.36/476,326.98 = 159,873.48/x - Step 3: Cross multiply
317,862.36x = 476,326.98 × 159,873.48 - Step 4: Simplify right side
317,862.36x = 76,152,051,910.49 - Step 5: Solve for x
x = 76,152,051,910.49/317,862.36 - Step 6: Final answer
x = 239,575.56
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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.