Finding the Fourth Proportional to 486,918.63, 733,701.52 and 400,116.60
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Solution
The fourth proportional to 486,918.63, 733,701.52 and 400,116.60 is: 602,905.99
Step by Step Solution
- Step 1: Write the proportion equation
486,918.63 : 733,701.52 = 400,116.60 : x - Step 2: Convert to fraction form
486,918.63/733,701.52 = 400,116.60/x - Step 3: Cross multiply
486,918.63x = 733,701.52 × 400,116.60 - Step 4: Simplify right side
486,918.63x = 293,566,155,940.28 - Step 5: Solve for x
x = 293,566,155,940.28/486,918.63 - Step 6: Final answer
x = 602,905.99
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.