Finding the Fourth Proportional to 448,580.08, 619,009.20 and 252,376.08
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Solution
The fourth proportional to 448,580.08, 619,009.20 and 252,376.08 is: 348,261.37
Step by Step Solution
- Step 1: Write the proportion equation
448,580.08 : 619,009.20 = 252,376.08 : x - Step 2: Convert to fraction form
448,580.08/619,009.20 = 252,376.08/x - Step 3: Cross multiply
448,580.08x = 619,009.20 × 252,376.08 - Step 4: Simplify right side
448,580.08x = 156,223,115,379.94 - Step 5: Solve for x
x = 156,223,115,379.94/448,580.08 - Step 6: Final answer
x = 348,261.37
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.