Finding the Fourth Proportional to 377,984.38, 566,691.49 and 228,189.07
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Solution
The fourth proportional to 377,984.38, 566,691.49 and 228,189.07 is: 342,111.50
Step by Step Solution
- Step 1: Write the proportion equation
377,984.38 : 566,691.49 = 228,189.07 : x - Step 2: Convert to fraction form
377,984.38/566,691.49 = 228,189.07/x - Step 3: Cross multiply
377,984.38x = 566,691.49 × 228,189.07 - Step 4: Simplify right side
377,984.38x = 129,312,804,080.01 - Step 5: Solve for x
x = 129,312,804,080.01/377,984.38 - Step 6: Final answer
x = 342,111.50
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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.