Finding the Fourth Proportional to 896,388.67, 1,236,984.94 and 488,482.19
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Solution
The fourth proportional to 896,388.67, 1,236,984.94 and 488,482.19 is: 674,088.29
Step by Step Solution
- Step 1: Write the proportion equation
896,388.67 : 1,236,984.94 = 488,482.19 : x - Step 2: Convert to fraction form
896,388.67/1,236,984.94 = 488,482.19/x - Step 3: Cross multiply
896,388.67x = 1,236,984.94 × 488,482.19 - Step 4: Simplify right side
896,388.67x = 604,245,106,303.29 - Step 5: Solve for x
x = 604,245,106,303.29/896,388.67 - Step 6: Final answer
x = 674,088.29
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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.