Finding the Fourth Proportional to 260,851.84, 391,355.76 and 149,966.08
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Solution
The fourth proportional to 260,851.84, 391,355.76 and 149,966.08 is: 224,993.96
Step by Step Solution
- Step 1: Write the proportion equation
260,851.84 : 391,355.76 = 149,966.08 : x - Step 2: Convert to fraction form
260,851.84/391,355.76 = 149,966.08/x - Step 3: Cross multiply
260,851.84x = 391,355.76 × 149,966.08 - Step 4: Simplify right side
260,851.84x = 58,690,089,212.62 - Step 5: Solve for x
x = 58,690,089,212.62/260,851.84 - Step 6: Final answer
x = 224,993.96
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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.