Finding the Fourth Proportional to 396,148.84, 594,404.70 and 171,577.96
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Solution
The fourth proportional to 396,148.84, 594,404.70 and 171,577.96 is: 257,445.52
Step by Step Solution
- Step 1: Write the proportion equation
396,148.84 : 594,404.70 = 171,577.96 : x - Step 2: Convert to fraction form
396,148.84/594,404.70 = 171,577.96/x - Step 3: Cross multiply
396,148.84x = 594,404.70 × 171,577.96 - Step 4: Simplify right side
396,148.84x = 101,986,745,840.41 - Step 5: Solve for x
x = 101,986,745,840.41/396,148.84 - Step 6: Final answer
x = 257,445.52
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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.