Finding the Fourth Proportional to 847,122.34, 1,270,932.04 and 341,423.68
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Solution
The fourth proportional to 847,122.34, 1,270,932.04 and 341,423.68 is: 512,235.69
Step by Step Solution
- Step 1: Write the proportion equation
847,122.34 : 1,270,932.04 = 341,423.68 : x - Step 2: Convert to fraction form
847,122.34/1,270,932.04 = 341,423.68/x - Step 3: Cross multiply
847,122.34x = 1,270,932.04 × 341,423.68 - Step 4: Simplify right side
847,122.34x = 433,926,294,126.71 - Step 5: Solve for x
x = 433,926,294,126.71/847,122.34 - Step 6: Final answer
x = 512,235.69
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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.