Finding the Fourth Proportional to 297,917.17, 411,101.23 and 175,390.09
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Solution
The fourth proportional to 297,917.17, 411,101.23 and 175,390.09 is: 242,023.92
Step by Step Solution
- Step 1: Write the proportion equation
297,917.17 : 411,101.23 = 175,390.09 : x - Step 2: Convert to fraction form
297,917.17/411,101.23 = 175,390.09/x - Step 3: Cross multiply
297,917.17x = 411,101.23 × 175,390.09 - Step 4: Simplify right side
297,917.17x = 72,103,081,728.81 - Step 5: Solve for x
x = 72,103,081,728.81/297,917.17 - Step 6: Final answer
x = 242,023.92
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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.