Finding the Fourth Proportional to 451,367.60, 622,953.60 and 260,343.68
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Solution
The fourth proportional to 451,367.60, 622,953.60 and 260,343.68 is: 359,312.53
Step by Step Solution
- Step 1: Write the proportion equation
451,367.60 : 622,953.60 = 260,343.68 : x - Step 2: Convert to fraction form
451,367.60/622,953.60 = 260,343.68/x - Step 3: Cross multiply
451,367.60x = 622,953.60 × 260,343.68 - Step 4: Simplify right side
451,367.60x = 162,182,032,693.25 - Step 5: Solve for x
x = 162,182,032,693.25/451,367.60 - Step 6: Final answer
x = 359,312.53
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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.