Finding the Fourth Proportional to 236,776.16, 326,828.96 and 188,466.70
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Solution
The fourth proportional to 236,776.16, 326,828.96 and 188,466.70 is: 260,146.02
Step by Step Solution
- Step 1: Write the proportion equation
236,776.16 : 326,828.96 = 188,466.70 : x - Step 2: Convert to fraction form
236,776.16/326,828.96 = 188,466.70/x - Step 3: Cross multiply
236,776.16x = 326,828.96 × 188,466.70 - Step 4: Simplify right side
236,776.16x = 61,596,375,209.73 - Step 5: Solve for x
x = 61,596,375,209.73/236,776.16 - Step 6: Final answer
x = 260,146.02
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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.