Finding the Fourth Proportional to 665,592.27, 997,372.48 and 395,187.93
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Solution
The fourth proportional to 665,592.27, 997,372.48 and 395,187.93 is: 592,178.70
Step by Step Solution
- Step 1: Write the proportion equation
665,592.27 : 997,372.48 = 395,187.93 : x - Step 2: Convert to fraction form
665,592.27/997,372.48 = 395,187.93/x - Step 3: Cross multiply
665,592.27x = 997,372.48 × 395,187.93 - Step 4: Simplify right side
665,592.27x = 394,149,563,834.23 - Step 5: Solve for x
x = 394,149,563,834.23/665,592.27 - Step 6: Final answer
x = 592,178.70
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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.