Finding the Fourth Proportional to 733,055.76, 1,011,615.62 and 446,575.84
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Solution
The fourth proportional to 733,055.76, 1,011,615.62 and 446,575.84 is: 616,273.84
Step by Step Solution
- Step 1: Write the proportion equation
733,055.76 : 1,011,615.62 = 446,575.84 : x - Step 2: Convert to fraction form
733,055.76/1,011,615.62 = 446,575.84/x - Step 3: Cross multiply
733,055.76x = 1,011,615.62 × 446,575.84 - Step 4: Simplify right side
733,055.76x = 451,763,090,496.70 - Step 5: Solve for x
x = 451,763,090,496.70/733,055.76 - Step 6: Final answer
x = 616,273.84
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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.