Finding the Fourth Proportional to 667,308.08, 1,000,962.12 and 168,672.08
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Solution
The fourth proportional to 667,308.08, 1,000,962.12 and 168,672.08 is: 253,008.12
Step by Step Solution
- Step 1: Write the proportion equation
667,308.08 : 1,000,962.12 = 168,672.08 : x - Step 2: Convert to fraction form
667,308.08/1,000,962.12 = 168,672.08/x - Step 3: Cross multiply
667,308.08x = 1,000,962.12 × 168,672.08 - Step 4: Simplify right side
667,308.08x = 168,834,362,781.61 - Step 5: Solve for x
x = 168,834,362,781.61/667,308.08 - Step 6: Final answer
x = 253,008.12
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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.