Finding the Fourth Proportional to 507,412.53, 700,229.37 and 277,977.99
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Solution
The fourth proportional to 507,412.53, 700,229.37 and 277,977.99 is: 383,609.67
Step by Step Solution
- Step 1: Write the proportion equation
507,412.53 : 700,229.37 = 277,977.99 : x - Step 2: Convert to fraction form
507,412.53/700,229.37 = 277,977.99/x - Step 3: Cross multiply
507,412.53x = 700,229.37 × 277,977.99 - Step 4: Simplify right side
507,412.53x = 194,648,352,811.57 - Step 5: Solve for x
x = 194,648,352,811.57/507,412.53 - Step 6: Final answer
x = 383,609.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.