Finding the Fourth Proportional to 439,655.08, 659,039.34 and 173,312.44
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Solution
The fourth proportional to 439,655.08, 659,039.34 and 173,312.44 is: 259,793.92
Step by Step Solution
- Step 1: Write the proportion equation
439,655.08 : 659,039.34 = 173,312.44 : x - Step 2: Convert to fraction form
439,655.08/659,039.34 = 173,312.44/x - Step 3: Cross multiply
439,655.08x = 659,039.34 × 173,312.44 - Step 4: Simplify right side
439,655.08x = 114,219,716,071.39 - Step 5: Solve for x
x = 114,219,716,071.39/439,655.08 - Step 6: Final answer
x = 259,793.92
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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.