Finding the Fourth Proportional to 888,503.49, 1,224,859.43 and 633,411.81
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Solution
The fourth proportional to 888,503.49, 1,224,859.43 and 633,411.81 is: 873,199.07
Step by Step Solution
- Step 1: Write the proportion equation
888,503.49 : 1,224,859.43 = 633,411.81 : x - Step 2: Convert to fraction form
888,503.49/1,224,859.43 = 633,411.81/x - Step 3: Cross multiply
888,503.49x = 1,224,859.43 × 633,411.81 - Step 4: Simplify right side
888,503.49x = 775,840,425,384.81 - Step 5: Solve for x
x = 775,840,425,384.81/888,503.49 - Step 6: Final answer
x = 873,199.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.