Finding the Fourth Proportional to 793,000.74, 1,094,311.68 and 430,416.80
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Solution
The fourth proportional to 793,000.74, 1,094,311.68 and 430,416.80 is: 593,959.26
Step by Step Solution
- Step 1: Write the proportion equation
793,000.74 : 1,094,311.68 = 430,416.80 : x - Step 2: Convert to fraction form
793,000.74/1,094,311.68 = 430,416.80/x - Step 3: Cross multiply
793,000.74x = 1,094,311.68 × 430,416.80 - Step 4: Simplify right side
793,000.74x = 471,010,131,508.22 - Step 5: Solve for x
x = 471,010,131,508.22/793,000.74 - Step 6: Final answer
x = 593,959.26
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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.