Finding the Fourth Proportional to 646,149.45, 968,350.74 and 466,542.07
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Solution
The fourth proportional to 646,149.45, 968,350.74 and 466,542.07 is: 699,182.45
Step by Step Solution
- Step 1: Write the proportion equation
646,149.45 : 968,350.74 = 466,542.07 : x - Step 2: Convert to fraction form
646,149.45/968,350.74 = 466,542.07/x - Step 3: Cross multiply
646,149.45x = 968,350.74 × 466,542.07 - Step 4: Simplify right side
646,149.45x = 451,776,358,725.63 - Step 5: Solve for x
x = 451,776,358,725.63/646,149.45 - Step 6: Final answer
x = 699,182.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.