Finding the Fourth Proportional to 771,472.04, 1,156,105.43 and 433,803.99
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Solution
The fourth proportional to 771,472.04, 1,156,105.43 and 433,803.99 is: 650,085.97
Step by Step Solution
- Step 1: Write the proportion equation
771,472.04 : 1,156,105.43 = 433,803.99 : x - Step 2: Convert to fraction form
771,472.04/1,156,105.43 = 433,803.99/x - Step 3: Cross multiply
771,472.04x = 1,156,105.43 × 433,803.99 - Step 4: Simplify right side
771,472.04x = 501,523,146,225.65 - Step 5: Solve for x
x = 501,523,146,225.65/771,472.04 - Step 6: Final answer
x = 650,085.97
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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.