Finding the Fourth Proportional to 649,751.19, 896,626.97 and 359,365.38
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Solution
The fourth proportional to 649,751.19, 896,626.97 and 359,365.38 is: 495,907.81
Step by Step Solution
- Step 1: Write the proportion equation
649,751.19 : 896,626.97 = 359,365.38 : x - Step 2: Convert to fraction form
649,751.19/896,626.97 = 359,365.38/x - Step 3: Cross multiply
649,751.19x = 896,626.97 × 359,365.38 - Step 4: Simplify right side
649,751.19x = 322,216,691,792.30 - Step 5: Solve for x
x = 322,216,691,792.30/649,751.19 - Step 6: Final answer
x = 495,907.81
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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.