Finding the Fourth Proportional to 931,894.97, 1,397,843.87 and 283,476.87
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Solution
The fourth proportional to 931,894.97, 1,397,843.87 and 283,476.87 is: 425,215.74
Step by Step Solution
- Step 1: Write the proportion equation
931,894.97 : 1,397,843.87 = 283,476.87 : x - Step 2: Convert to fraction form
931,894.97/1,397,843.87 = 283,476.87/x - Step 3: Cross multiply
931,894.97x = 1,397,843.87 × 283,476.87 - Step 4: Simplify right side
931,894.97x = 396,256,403,598.90 - Step 5: Solve for x
x = 396,256,403,598.90/931,894.97 - Step 6: Final answer
x = 425,215.74
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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.