Finding the Fourth Proportional to 929,995.41, 1,283,533.74 and 567,629.85
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Solution
The fourth proportional to 929,995.41, 1,283,533.74 and 567,629.85 is: 783,414.69
Step by Step Solution
- Step 1: Write the proportion equation
929,995.41 : 1,283,533.74 = 567,629.85 : x - Step 2: Convert to fraction form
929,995.41/1,283,533.74 = 567,629.85/x - Step 3: Cross multiply
929,995.41x = 1,283,533.74 × 567,629.85 - Step 4: Simplify right side
929,995.41x = 728,572,064,306.14 - Step 5: Solve for x
x = 728,572,064,306.14/929,995.41 - Step 6: Final answer
x = 783,414.69
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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.