Finding the Fourth Proportional to 608,711.68, 840,068.58 and 350,668.36
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Solution
The fourth proportional to 608,711.68, 840,068.58 and 350,668.36 is: 483,949.10
Step by Step Solution
- Step 1: Write the proportion equation
608,711.68 : 840,068.58 = 350,668.36 : x - Step 2: Convert to fraction form
608,711.68/840,068.58 = 350,668.36/x - Step 3: Cross multiply
608,711.68x = 840,068.58 × 350,668.36 - Step 4: Simplify right side
608,711.68x = 294,585,471,236.13 - Step 5: Solve for x
x = 294,585,471,236.13/608,711.68 - Step 6: Final answer
x = 483,949.10
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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.