Finding the Fourth Proportional to 545,132.68, 817,733.64 and 171,170.44
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Solution
The fourth proportional to 545,132.68, 817,733.64 and 171,170.44 is: 256,766.53
Step by Step Solution
- Step 1: Write the proportion equation
545,132.68 : 817,733.64 = 171,170.44 : x - Step 2: Convert to fraction form
545,132.68/817,733.64 = 171,170.44/x - Step 3: Cross multiply
545,132.68x = 817,733.64 × 171,170.44 - Step 4: Simplify right side
545,132.68x = 139,971,826,961.60 - Step 5: Solve for x
x = 139,971,826,961.60/545,132.68 - Step 6: Final answer
x = 256,766.53
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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.