Finding the Fourth Proportional to 1,056,378.42, 1,584,539.82 and 298,272.36
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Solution
The fourth proportional to 1,056,378.42, 1,584,539.82 and 298,272.36 is: 447,400.69
Step by Step Solution
- Step 1: Write the proportion equation
1,056,378.42 : 1,584,539.82 = 298,272.36 : x - Step 2: Convert to fraction form
1,056,378.42/1,584,539.82 = 298,272.36/x - Step 3: Cross multiply
1,056,378.42x = 1,584,539.82 × 298,272.36 - Step 4: Simplify right side
1,056,378.42x = 472,624,431,625.38 - Step 5: Solve for x
x = 472,624,431,625.38/1,056,378.42 - Step 6: Final answer
x = 447,400.69
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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.