Finding the Fourth Proportional to 775,069.97, 1,069,467.30 and 430,896.31
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Solution
The fourth proportional to 775,069.97, 1,069,467.30 and 430,896.31 is: 594,565.05
Step by Step Solution
- Step 1: Write the proportion equation
775,069.97 : 1,069,467.30 = 430,896.31 : x - Step 2: Convert to fraction form
775,069.97/1,069,467.30 = 430,896.31/x - Step 3: Cross multiply
775,069.97x = 1,069,467.30 × 430,896.31 - Step 4: Simplify right side
775,069.97x = 460,829,510,562.00 - Step 5: Solve for x
x = 460,829,510,562.00/775,069.97 - Step 6: Final answer
x = 594,565.05
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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.