Finding the Fourth Proportional to 945,433.96, 1,304,646.36 and 537,479.18
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Solution
The fourth proportional to 945,433.96, 1,304,646.36 and 537,479.18 is: 741,691.42
Step by Step Solution
- Step 1: Write the proportion equation
945,433.96 : 1,304,646.36 = 537,479.18 : x - Step 2: Convert to fraction form
945,433.96/1,304,646.36 = 537,479.18/x - Step 3: Cross multiply
945,433.96x = 1,304,646.36 × 537,479.18 - Step 4: Simplify right side
945,433.96x = 701,220,255,762.79 - Step 5: Solve for x
x = 701,220,255,762.79/945,433.96 - Step 6: Final answer
x = 741,691.42
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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.