Finding the Fourth Proportional to 731,855.52, 1,009,838.48 and 430,107.68
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Solution
The fourth proportional to 731,855.52, 1,009,838.48 and 430,107.68 is: 593,476.82
Step by Step Solution
- Step 1: Write the proportion equation
731,855.52 : 1,009,838.48 = 430,107.68 : x - Step 2: Convert to fraction form
731,855.52/1,009,838.48 = 430,107.68/x - Step 3: Cross multiply
731,855.52x = 1,009,838.48 × 430,107.68 - Step 4: Simplify right side
731,855.52x = 434,339,285,807.53 - Step 5: Solve for x
x = 434,339,285,807.53/731,855.52 - Step 6: Final answer
x = 593,476.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.