Finding the Fourth Proportional to 445,881.64, 668,892.17 and 146,294.08
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Solution
The fourth proportional to 445,881.64, 668,892.17 and 146,294.08 is: 219,463.99
Step by Step Solution
- Step 1: Write the proportion equation
445,881.64 : 668,892.17 = 146,294.08 : x - Step 2: Convert to fraction form
445,881.64/668,892.17 = 146,294.08/x - Step 3: Cross multiply
445,881.64x = 668,892.17 × 146,294.08 - Step 4: Simplify right side
445,881.64x = 97,854,964,629.35 - Step 5: Solve for x
x = 97,854,964,629.35/445,881.64 - Step 6: Final answer
x = 219,463.99
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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.