Finding the Fourth Proportional to 211,618.08, 317,306.76 and 163,569.66
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Solution
The fourth proportional to 211,618.08, 317,306.76 and 163,569.66 is: 245,261.46
Step by Step Solution
- Step 1: Write the proportion equation
211,618.08 : 317,306.76 = 163,569.66 : x - Step 2: Convert to fraction form
211,618.08/317,306.76 = 163,569.66/x - Step 3: Cross multiply
211,618.08x = 317,306.76 × 163,569.66 - Step 4: Simplify right side
211,618.08x = 51,901,758,848.90 - Step 5: Solve for x
x = 51,901,758,848.90/211,618.08 - Step 6: Final answer
x = 245,261.46
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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.