Finding the Fourth Proportional to 628,260.08, 867,000.12 and 341,781.44
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Solution
The fourth proportional to 628,260.08, 867,000.12 and 341,781.44 is: 471,659.05
Step by Step Solution
- Step 1: Write the proportion equation
628,260.08 : 867,000.12 = 341,781.44 : x - Step 2: Convert to fraction form
628,260.08/867,000.12 = 341,781.44/x - Step 3: Cross multiply
628,260.08x = 867,000.12 × 341,781.44 - Step 4: Simplify right side
628,260.08x = 296,324,549,493.77 - Step 5: Solve for x
x = 296,324,549,493.77/628,260.08 - Step 6: Final answer
x = 471,659.05
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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.