Finding the Fourth Proportional to 832,469.00, 1,248,197.85 and 326,423.70
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Solution
The fourth proportional to 832,469.00, 1,248,197.85 and 326,423.70 is: 489,437.28
Step by Step Solution
- Step 1: Write the proportion equation
832,469.00 : 1,248,197.85 = 326,423.70 : x - Step 2: Convert to fraction form
832,469.00/1,248,197.85 = 326,423.70/x - Step 3: Cross multiply
832,469.00x = 1,248,197.85 × 326,423.70 - Step 4: Simplify right side
832,469.00x = 407,441,360,529.05 - Step 5: Solve for x
x = 407,441,360,529.05/832,469.00 - Step 6: Final answer
x = 489,437.28
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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.