Finding the Fourth Proportional to 748,144.86, 1,122,562.35 and 464,168.99
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Solution
The fourth proportional to 748,144.86, 1,122,562.35 and 464,168.99 is: 696,467.56
Step by Step Solution
- Step 1: Write the proportion equation
748,144.86 : 1,122,562.35 = 464,168.99 : x - Step 2: Convert to fraction form
748,144.86/1,122,562.35 = 464,168.99/x - Step 3: Cross multiply
748,144.86x = 1,122,562.35 × 464,168.99 - Step 4: Simplify right side
748,144.86x = 521,058,626,598.72 - Step 5: Solve for x
x = 521,058,626,598.72/748,144.86 - Step 6: Final answer
x = 696,467.56
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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.