Finding the Fourth Proportional to 811,846.08, 1,120,898.88 and 506,044.80
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Solution
The fourth proportional to 811,846.08, 1,120,898.88 and 506,044.80 is: 698,685.46
Step by Step Solution
- Step 1: Write the proportion equation
811,846.08 : 1,120,898.88 = 506,044.80 : x - Step 2: Convert to fraction form
811,846.08/1,120,898.88 = 506,044.80/x - Step 3: Cross multiply
811,846.08x = 1,120,898.88 × 506,044.80 - Step 4: Simplify right side
811,846.08x = 567,225,049,549.82 - Step 5: Solve for x
x = 567,225,049,549.82/811,846.08 - Step 6: Final answer
x = 698,685.46
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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.