Finding the Fourth Proportional to 749,385.10, 1,034,125.85 and 427,199.00
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Solution
The fourth proportional to 749,385.10, 1,034,125.85 and 427,199.00 is: 589,520.02
Step by Step Solution
- Step 1: Write the proportion equation
749,385.10 : 1,034,125.85 = 427,199.00 : x - Step 2: Convert to fraction form
749,385.10/1,034,125.85 = 427,199.00/x - Step 3: Cross multiply
749,385.10x = 1,034,125.85 × 427,199.00 - Step 4: Simplify right side
749,385.10x = 441,777,521,687.53 - Step 5: Solve for x
x = 441,777,521,687.53/749,385.10 - Step 6: Final answer
x = 589,520.02
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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.