Finding the Fourth Proportional to 942,757.76, 1,413,298.24 and 343,606.08
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Solution
The fourth proportional to 942,757.76, 1,413,298.24 and 343,606.08 is: 515,103.55
Step by Step Solution
- Step 1: Write the proportion equation
942,757.76 : 1,413,298.24 = 343,606.08 : x - Step 2: Convert to fraction form
942,757.76/1,413,298.24 = 343,606.08/x - Step 3: Cross multiply
942,757.76x = 1,413,298.24 × 343,606.08 - Step 4: Simplify right side
942,757.76x = 485,617,868,117.30 - Step 5: Solve for x
x = 485,617,868,117.30/942,757.76 - Step 6: Final answer
x = 515,103.55
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.