Finding the Fourth Proportional to 957,394.73, 1,321,210.96 and 527,674.84
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Solution
The fourth proportional to 957,394.73, 1,321,210.96 and 527,674.84 is: 728,194.71
Step by Step Solution
- Step 1: Write the proportion equation
957,394.73 : 1,321,210.96 = 527,674.84 : x - Step 2: Convert to fraction form
957,394.73/1,321,210.96 = 527,674.84/x - Step 3: Cross multiply
957,394.73x = 1,321,210.96 × 527,674.84 - Step 4: Simplify right side
957,394.73x = 697,169,781,924.25 - Step 5: Solve for x
x = 697,169,781,924.25/957,394.73 - Step 6: Final answer
x = 728,194.71
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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.