Finding the Fourth Proportional to 646,492.08, 969,890.88 and 203,260.08
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Solution
The fourth proportional to 646,492.08, 969,890.88 and 203,260.08 is: 304,938.15
Step by Step Solution
- Step 1: Write the proportion equation
646,492.08 : 969,890.88 = 203,260.08 : x - Step 2: Convert to fraction form
646,492.08/969,890.88 = 203,260.08/x - Step 3: Cross multiply
646,492.08x = 969,890.88 × 203,260.08 - Step 4: Simplify right side
646,492.08x = 197,140,097,860.07 - Step 5: Solve for x
x = 197,140,097,860.07/646,492.08 - Step 6: Final answer
x = 304,938.15
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1.5x scale
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.