Finding the Fourth Proportional to 880,297.76, 1,320,541.68 and 281,048.96
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Solution
The fourth proportional to 880,297.76, 1,320,541.68 and 281,048.96 is: 421,603.78
Step by Step Solution
- Step 1: Write the proportion equation
880,297.76 : 1,320,541.68 = 281,048.96 : x - Step 2: Convert to fraction form
880,297.76/1,320,541.68 = 281,048.96/x - Step 3: Cross multiply
880,297.76x = 1,320,541.68 × 281,048.96 - Step 4: Simplify right side
880,297.76x = 371,136,865,800.65 - Step 5: Solve for x
x = 371,136,865,800.65/880,297.76 - Step 6: Final answer
x = 421,603.78
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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.