Finding the Fourth Proportional to 545,161.68, 817,392.60 and 357,954.48
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Solution
The fourth proportional to 545,161.68, 817,392.60 and 357,954.48 is: 536,701.96
Step by Step Solution
- Step 1: Write the proportion equation
545,161.68 : 817,392.60 = 357,954.48 : x - Step 2: Convert to fraction form
545,161.68/817,392.60 = 357,954.48/x - Step 3: Cross multiply
545,161.68x = 817,392.60 × 357,954.48 - Step 4: Simplify right side
545,161.68x = 292,589,343,088.85 - Step 5: Solve for x
x = 292,589,343,088.85/545,161.68 - Step 6: Final answer
x = 536,701.96
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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.