Finding the Fourth Proportional to 449,871.92, 620,823.15 and 245,923.68
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Solution
The fourth proportional to 449,871.92, 620,823.15 and 245,923.68 is: 339,374.63
Step by Step Solution
- Step 1: Write the proportion equation
449,871.92 : 620,823.15 = 245,923.68 : x - Step 2: Convert to fraction form
449,871.92/620,823.15 = 245,923.68/x - Step 3: Cross multiply
449,871.92x = 620,823.15 × 245,923.68 - Step 4: Simplify right side
449,871.92x = 152,675,113,677.19 - Step 5: Solve for x
x = 152,675,113,677.19/449,871.92 - Step 6: Final answer
x = 339,374.63
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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.