Finding the Fourth Proportional to 832,490.38, 1,246,723.50 and 476,424.94
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Solution
The fourth proportional to 832,490.38, 1,246,723.50 and 476,424.94 is: 713,485.92
Step by Step Solution
- Step 1: Write the proportion equation
832,490.38 : 1,246,723.50 = 476,424.94 : x - Step 2: Convert to fraction form
832,490.38/1,246,723.50 = 476,424.94/x - Step 3: Cross multiply
832,490.38x = 1,246,723.50 × 476,424.94 - Step 4: Simplify right side
832,490.38x = 593,970,168,684.09 - Step 5: Solve for x
x = 593,970,168,684.09/832,490.38 - Step 6: Final answer
x = 713,485.92
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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.