Finding the Fourth Proportional to 957,445.84, 1,321,277.94 and 527,727.68
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Solution
The fourth proportional to 957,445.84, 1,321,277.94 and 527,727.68 is: 728,265.67
Step by Step Solution
- Step 1: Write the proportion equation
957,445.84 : 1,321,277.94 = 527,727.68 : x - Step 2: Convert to fraction form
957,445.84/1,321,277.94 = 527,727.68/x - Step 3: Cross multiply
957,445.84x = 1,321,277.94 × 527,727.68 - Step 4: Simplify right side
957,445.84x = 697,274,940,259.78 - Step 5: Solve for x
x = 697,274,940,259.78/957,445.84 - Step 6: Final answer
x = 728,265.67
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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.