Finding the Fourth Proportional to 992,298.44, 1,370,143.18 and 762,493.49
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Solution
The fourth proportional to 992,298.44, 1,370,143.18 and 762,493.49 is: 1,052,833.71
Step by Step Solution
- Step 1: Write the proportion equation
992,298.44 : 1,370,143.18 = 762,493.49 : x - Step 2: Convert to fraction form
992,298.44/1,370,143.18 = 762,493.49/x - Step 3: Cross multiply
992,298.44x = 1,370,143.18 × 762,493.49 - Step 4: Simplify right side
992,298.44x = 1,044,725,246,360.95 - Step 5: Solve for x
x = 1,044,725,246,360.95/992,298.44 - Step 6: Final answer
x = 1,052,833.71
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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.