Finding the Fourth Proportional to 451,370.08, 676,967.28 and 170,909.28
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Solution
The fourth proportional to 451,370.08, 676,967.28 and 170,909.28 is: 256,330.66
Step by Step Solution
- Step 1: Write the proportion equation
451,370.08 : 676,967.28 = 170,909.28 : x - Step 2: Convert to fraction form
451,370.08/676,967.28 = 170,909.28/x - Step 3: Cross multiply
451,370.08x = 676,967.28 × 170,909.28 - Step 4: Simplify right side
451,370.08x = 115,699,990,408.36 - Step 5: Solve for x
x = 115,699,990,408.36/451,370.08 - Step 6: Final answer
x = 256,330.66
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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.