Finding the Fourth Proportional to 912,305.65, 1,368,037.26 and 335,784.12
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Solution
The fourth proportional to 912,305.65, 1,368,037.26 and 335,784.12 is: 503,521.15
Step by Step Solution
- Step 1: Write the proportion equation
912,305.65 : 1,368,037.26 = 335,784.12 : x - Step 2: Convert to fraction form
912,305.65/1,368,037.26 = 335,784.12/x - Step 3: Cross multiply
912,305.65x = 1,368,037.26 × 335,784.12 - Step 4: Simplify right side
912,305.65x = 459,365,187,476.31 - Step 5: Solve for x
x = 459,365,187,476.31/912,305.65 - Step 6: Final answer
x = 503,521.15
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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.