Finding the Fourth Proportional to 736,913.14, 1,016,938.17 and 414,623.62
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Solution
The fourth proportional to 736,913.14, 1,016,938.17 and 414,623.62 is: 572,179.49
Step by Step Solution
- Step 1: Write the proportion equation
736,913.14 : 1,016,938.17 = 414,623.62 : x - Step 2: Convert to fraction form
736,913.14/1,016,938.17 = 414,623.62/x - Step 3: Cross multiply
736,913.14x = 1,016,938.17 × 414,623.62 - Step 4: Simplify right side
736,913.14x = 421,646,585,361.58 - Step 5: Solve for x
x = 421,646,585,361.58/736,913.14 - Step 6: Final answer
x = 572,179.49
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1.5x scale
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.