Finding the Fourth Proportional to 910,389.80, 1,365,584.70 and 341,769.80
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Solution
The fourth proportional to 910,389.80, 1,365,584.70 and 341,769.80 is: 512,654.70
Step by Step Solution
- Step 1: Write the proportion equation
910,389.80 : 1,365,584.70 = 341,769.80 : x - Step 2: Convert to fraction form
910,389.80/1,365,584.70 = 341,769.80/x - Step 3: Cross multiply
910,389.80x = 1,365,584.70 × 341,769.80 - Step 4: Simplify right side
910,389.80x = 466,715,609,802.06 - Step 5: Solve for x
x = 466,715,609,802.06/910,389.80 - Step 6: Final answer
x = 512,654.70
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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.