Finding the Fourth Proportional to 909,938.13, 1,365,067.62 and 310,758.84
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Solution
The fourth proportional to 909,938.13, 1,365,067.62 and 310,758.84 is: 466,193.05
Step by Step Solution
- Step 1: Write the proportion equation
909,938.13 : 1,365,067.62 = 310,758.84 : x - Step 2: Convert to fraction form
909,938.13/1,365,067.62 = 310,758.84/x - Step 3: Cross multiply
909,938.13x = 1,365,067.62 × 310,758.84 - Step 4: Simplify right side
909,938.13x = 424,206,830,112.76 - Step 5: Solve for x
x = 424,206,830,112.76/909,938.13 - Step 6: Final answer
x = 466,193.05
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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.