Finding the Fourth Proportional to 489,398.66, 733,956.96 and 134,424.26
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Solution
The fourth proportional to 489,398.66, 733,956.96 and 134,424.26 is: 201,597.65
Step by Step Solution
- Step 1: Write the proportion equation
489,398.66 : 733,956.96 = 134,424.26 : x - Step 2: Convert to fraction form
489,398.66/733,956.96 = 134,424.26/x - Step 3: Cross multiply
489,398.66x = 733,956.96 × 134,424.26 - Step 4: Simplify right side
489,398.66x = 98,661,621,219.85 - Step 5: Solve for x
x = 98,661,621,219.85/489,398.66 - Step 6: Final answer
x = 201,597.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.