Finding the Fourth Proportional to 944,172.78, 1,416,521.97 and 411,740.70
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Solution
The fourth proportional to 944,172.78, 1,416,521.97 and 411,740.70 is: 617,725.65
Step by Step Solution
- Step 1: Write the proportion equation
944,172.78 : 1,416,521.97 = 411,740.70 : x - Step 2: Convert to fraction form
944,172.78/1,416,521.97 = 411,740.70/x - Step 3: Cross multiply
944,172.78x = 1,416,521.97 × 411,740.70 - Step 4: Simplify right side
944,172.78x = 583,239,747,493.18 - Step 5: Solve for x
x = 583,239,747,493.18/944,172.78 - Step 6: Final answer
x = 617,725.65
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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.