Finding the Fourth Proportional to 1,046,107.90, 1,569,161.85 and 336,207.70
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Solution
The fourth proportional to 1,046,107.90, 1,569,161.85 and 336,207.70 is: 504,311.55
Step by Step Solution
- Step 1: Write the proportion equation
1,046,107.90 : 1,569,161.85 = 336,207.70 : x - Step 2: Convert to fraction form
1,046,107.90/1,569,161.85 = 336,207.70/x - Step 3: Cross multiply
1,046,107.90x = 1,569,161.85 × 336,207.70 - Step 4: Simplify right side
1,046,107.90x = 527,564,296,516.25 - Step 5: Solve for x
x = 527,564,296,516.25/1,046,107.90 - Step 6: Final answer
x = 504,311.55
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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.