Finding the Fourth Proportional to 835,487.04, 1,253,391.68 and 355,706.06
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Solution
The fourth proportional to 835,487.04, 1,253,391.68 and 355,706.06 is: 533,627.69
Step by Step Solution
- Step 1: Write the proportion equation
835,487.04 : 1,253,391.68 = 355,706.06 : x - Step 2: Convert to fraction form
835,487.04/1,253,391.68 = 355,706.06/x - Step 3: Cross multiply
835,487.04x = 1,253,391.68 × 355,706.06 - Step 4: Simplify right side
835,487.04x = 445,839,016,129.58 - Step 5: Solve for x
x = 445,839,016,129.58/835,487.04 - Step 6: Final answer
x = 533,627.69
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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.