Finding the Fourth Proportional to 923,000.06, 1,273,803.98 and 515,181.26
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Solution
The fourth proportional to 923,000.06, 1,273,803.98 and 515,181.26 is: 710,985.80
Step by Step Solution
- Step 1: Write the proportion equation
923,000.06 : 1,273,803.98 = 515,181.26 : x - Step 2: Convert to fraction form
923,000.06/1,273,803.98 = 515,181.26/x - Step 3: Cross multiply
923,000.06x = 1,273,803.98 × 515,181.26 - Step 4: Simplify right side
923,000.06x = 656,239,940,018.02 - Step 5: Solve for x
x = 656,239,940,018.02/923,000.06 - Step 6: Final answer
x = 710,985.80
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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.