Finding the Fourth Proportional to 545,744.08, 818,726.84 and 171,680.08
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Solution
The fourth proportional to 545,744.08, 818,726.84 and 171,680.08 is: 257,554.95
Step by Step Solution
- Step 1: Write the proportion equation
545,744.08 : 818,726.84 = 171,680.08 : x - Step 2: Convert to fraction form
545,744.08/818,726.84 = 171,680.08/x - Step 3: Cross multiply
545,744.08x = 818,726.84 × 171,680.08 - Step 4: Simplify right side
545,744.08x = 140,559,089,389.35 - Step 5: Solve for x
x = 140,559,089,389.35/545,744.08 - Step 6: Final answer
x = 257,554.95
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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.