Finding the Fourth Proportional to 802,800.53, 1,106,792.99 and 637,776.05
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Solution
The fourth proportional to 802,800.53, 1,106,792.99 and 637,776.05 is: 879,279.50
Step by Step Solution
- Step 1: Write the proportion equation
802,800.53 : 1,106,792.99 = 637,776.05 : x - Step 2: Convert to fraction form
802,800.53/1,106,792.99 = 637,776.05/x - Step 3: Cross multiply
802,800.53x = 1,106,792.99 × 637,776.05 - Step 4: Simplify right side
802,800.53x = 705,886,054,998.71 - Step 5: Solve for x
x = 705,886,054,998.71/802,800.53 - Step 6: Final answer
x = 879,279.50
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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.