Finding the Fourth Proportional to 534,230.08, 737,273.28 and 307,890.88
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Solution
The fourth proportional to 534,230.08, 737,273.28 and 307,890.88 is: 424,910.03
Step by Step Solution
- Step 1: Write the proportion equation
534,230.08 : 737,273.28 = 307,890.88 : x - Step 2: Convert to fraction form
534,230.08/737,273.28 = 307,890.88/x - Step 3: Cross multiply
534,230.08x = 737,273.28 × 307,890.88 - Step 4: Simplify right side
534,230.08x = 226,999,718,979.69 - Step 5: Solve for x
x = 226,999,718,979.69/534,230.08 - Step 6: Final answer
x = 424,910.03
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1.5x scale
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.