Finding the Fourth Proportional to 759,769.96, 1,048,689.84 and 473,120.68
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Solution
The fourth proportional to 759,769.96, 1,048,689.84 and 473,120.68 is: 653,035.62
Step by Step Solution
- Step 1: Write the proportion equation
759,769.96 : 1,048,689.84 = 473,120.68 : x - Step 2: Convert to fraction form
759,769.96/1,048,689.84 = 473,120.68/x - Step 3: Cross multiply
759,769.96x = 1,048,689.84 × 473,120.68 - Step 4: Simplify right side
759,769.96x = 496,156,850,209.89 - Step 5: Solve for x
x = 496,156,850,209.89/759,769.96 - Step 6: Final answer
x = 653,035.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.