Finding the Fourth Proportional to 724,562.48, 999,849.97 and 402,272.49
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Solution
The fourth proportional to 724,562.48, 999,849.97 and 402,272.49 is: 555,110.35
Step by Step Solution
- Step 1: Write the proportion equation
724,562.48 : 999,849.97 = 402,272.49 : x - Step 2: Convert to fraction form
724,562.48/999,849.97 = 402,272.49/x - Step 3: Cross multiply
724,562.48x = 999,849.97 × 402,272.49 - Step 4: Simplify right side
724,562.48x = 402,212,135,046.96 - Step 5: Solve for x
x = 402,212,135,046.96/724,562.48 - Step 6: Final answer
x = 555,110.35
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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.