Finding the Fourth Proportional to 341,355.06, 511,719.12 and 130,951.08
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Solution
The fourth proportional to 341,355.06, 511,719.12 and 130,951.08 is: 196,306.37
Step by Step Solution
- Step 1: Write the proportion equation
341,355.06 : 511,719.12 = 130,951.08 : x - Step 2: Convert to fraction form
341,355.06/511,719.12 = 130,951.08/x - Step 3: Cross multiply
341,355.06x = 511,719.12 × 130,951.08 - Step 4: Simplify right side
341,355.06x = 67,010,171,420.65 - Step 5: Solve for x
x = 67,010,171,420.65/341,355.06 - Step 6: Final answer
x = 196,306.37
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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.