Finding the Fourth Proportional to 574,485.05, 861,856.79 and 175,166.19
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Solution
The fourth proportional to 574,485.05, 861,856.79 and 175,166.19 is: 262,788.68
Step by Step Solution
- Step 1: Write the proportion equation
574,485.05 : 861,856.79 = 175,166.19 : x - Step 2: Convert to fraction form
574,485.05/861,856.79 = 175,166.19/x - Step 3: Cross multiply
574,485.05x = 861,856.79 × 175,166.19 - Step 4: Simplify right side
574,485.05x = 150,968,170,667.85 - Step 5: Solve for x
x = 150,968,170,667.85/574,485.05 - Step 6: Final answer
x = 262,788.68
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1.5x scale
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.