Finding the Fourth Proportional to 922,265.07, 1,381,544.88 and 459,248.11
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Solution
The fourth proportional to 922,265.07, 1,381,544.88 and 459,248.11 is: 687,949.59
Step by Step Solution
- Step 1: Write the proportion equation
922,265.07 : 1,381,544.88 = 459,248.11 : x - Step 2: Convert to fraction form
922,265.07/1,381,544.88 = 459,248.11/x - Step 3: Cross multiply
922,265.07x = 1,381,544.88 × 459,248.11 - Step 4: Simplify right side
922,265.07x = 634,471,881,490.23 - Step 5: Solve for x
x = 634,471,881,490.23/922,265.07 - Step 6: Final answer
x = 687,949.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.