Finding the Fourth Proportional to 907,563.68, 1,361,356.45 and 276,482.96
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Solution
The fourth proportional to 907,563.68, 1,361,356.45 and 276,482.96 is: 414,727.77
Step by Step Solution
- Step 1: Write the proportion equation
907,563.68 : 1,361,356.45 = 276,482.96 : x - Step 2: Convert to fraction form
907,563.68/1,361,356.45 = 276,482.96/x - Step 3: Cross multiply
907,563.68x = 1,361,356.45 × 276,482.96 - Step 4: Simplify right side
907,563.68x = 376,391,860,911.09 - Step 5: Solve for x
x = 376,391,860,911.09/907,563.68 - Step 6: Final answer
x = 414,727.77
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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.