Finding the Fourth Proportional to 928,999.99, 1,281,717.30 and 541,727.92
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Solution
The fourth proportional to 928,999.99, 1,281,717.30 and 541,727.92 is: 747,408.02
Step by Step Solution
- Step 1: Write the proportion equation
928,999.99 : 1,281,717.30 = 541,727.92 : x - Step 2: Convert to fraction form
928,999.99/1,281,717.30 = 541,727.92/x - Step 3: Cross multiply
928,999.99x = 1,281,717.30 × 541,727.92 - Step 4: Simplify right side
928,999.99x = 694,342,046,957.02 - Step 5: Solve for x
x = 694,342,046,957.02/928,999.99 - Step 6: Final answer
x = 747,408.02
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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.