Finding the Fourth Proportional to 814,917.42, 1,124,657.19 and 475,495.02
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Solution
The fourth proportional to 814,917.42, 1,124,657.19 and 475,495.02 is: 656,224.64
Step by Step Solution
- Step 1: Write the proportion equation
814,917.42 : 1,124,657.19 = 475,495.02 : x - Step 2: Convert to fraction form
814,917.42/1,124,657.19 = 475,495.02/x - Step 3: Cross multiply
814,917.42x = 1,124,657.19 × 475,495.02 - Step 4: Simplify right side
814,917.42x = 534,768,893,052.19 - Step 5: Solve for x
x = 534,768,893,052.19/814,917.42 - Step 6: Final answer
x = 656,224.64
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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.