Finding the Fourth Proportional to 1,157,917.14, 1,736,897.58 and 359,224.74
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Solution
The fourth proportional to 1,157,917.14, 1,736,897.58 and 359,224.74 is: 538,843.89
Step by Step Solution
- Step 1: Write the proportion equation
1,157,917.14 : 1,736,897.58 = 359,224.74 : x - Step 2: Convert to fraction form
1,157,917.14/1,736,897.58 = 359,224.74/x - Step 3: Cross multiply
1,157,917.14x = 1,736,897.58 × 359,224.74 - Step 4: Simplify right side
1,157,917.14x = 623,936,581,582.13 - Step 5: Solve for x
x = 623,936,581,582.13/1,157,917.14 - Step 6: Final answer
x = 538,843.89
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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.