Finding the Fourth Proportional to 868,107.70, 1,197,590.55 and 562,282.39
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Solution
The fourth proportional to 868,107.70, 1,197,590.55 and 562,282.39 is: 775,691.86
Step by Step Solution
- Step 1: Write the proportion equation
868,107.70 : 1,197,590.55 = 562,282.39 : x - Step 2: Convert to fraction form
868,107.70/1,197,590.55 = 562,282.39/x - Step 3: Cross multiply
868,107.70x = 1,197,590.55 × 562,282.39 - Step 4: Simplify right side
868,107.70x = 673,384,070,707.46 - Step 5: Solve for x
x = 673,384,070,707.46/868,107.70 - Step 6: Final answer
x = 775,691.86
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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.