Finding the Fourth Proportional to 451,400.60, 622,999.14 and 260,376.68
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Solution
The fourth proportional to 451,400.60, 622,999.14 and 260,376.68 is: 359,358.07
Step by Step Solution
- Step 1: Write the proportion equation
451,400.60 : 622,999.14 = 260,376.68 : x - Step 2: Convert to fraction form
451,400.60/622,999.14 = 260,376.68/x - Step 3: Cross multiply
451,400.60x = 622,999.14 × 260,376.68 - Step 4: Simplify right side
451,400.60x = 162,214,447,716.06 - Step 5: Solve for x
x = 162,214,447,716.06/451,400.60 - Step 6: Final answer
x = 359,358.07
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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.