Finding the Fourth Proportional to 341,285.84, 511,928.98 and 141,552.60
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Solution
The fourth proportional to 341,285.84, 511,928.98 and 141,552.60 is: 212,328.99
Step by Step Solution
- Step 1: Write the proportion equation
341,285.84 : 511,928.98 = 141,552.60 : x - Step 2: Convert to fraction form
341,285.84/511,928.98 = 141,552.60/x - Step 3: Cross multiply
341,285.84x = 511,928.98 × 141,552.60 - Step 4: Simplify right side
341,285.84x = 72,464,878,134.35 - Step 5: Solve for x
x = 72,464,878,134.35/341,285.84 - Step 6: Final answer
x = 212,328.99
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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.