Finding the Fourth Proportional to 945,197.68, 1,304,320.80 and 537,242.80
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Solution
The fourth proportional to 945,197.68, 1,304,320.80 and 537,242.80 is: 741,365.51
Step by Step Solution
- Step 1: Write the proportion equation
945,197.68 : 1,304,320.80 = 537,242.80 : x - Step 2: Convert to fraction form
945,197.68/1,304,320.80 = 537,242.80/x - Step 3: Cross multiply
945,197.68x = 1,304,320.80 × 537,242.80 - Step 4: Simplify right side
945,197.68x = 700,736,958,690.24 - Step 5: Solve for x
x = 700,736,958,690.24/945,197.68 - Step 6: Final answer
x = 741,365.51
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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.