Finding the Fourth Proportional to 758,291.92, 1,046,434.44 and 418,753.36
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Solution
The fourth proportional to 758,291.92, 1,046,434.44 and 418,753.36 is: 577,874.99
Step by Step Solution
- Step 1: Write the proportion equation
758,291.92 : 1,046,434.44 = 418,753.36 : x - Step 2: Convert to fraction form
758,291.92/1,046,434.44 = 418,753.36/x - Step 3: Cross multiply
758,291.92x = 1,046,434.44 × 418,753.36 - Step 4: Simplify right side
758,291.92x = 438,197,937,769.72 - Step 5: Solve for x
x = 438,197,937,769.72/758,291.92 - Step 6: Final answer
x = 577,874.99
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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.