Finding the Fourth Proportional to 519,028.04, 716,283.24 and 292,668.68
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Solution
The fourth proportional to 519,028.04, 716,283.24 and 292,668.68 is: 403,896.62
Step by Step Solution
- Step 1: Write the proportion equation
519,028.04 : 716,283.24 = 292,668.68 : x - Step 2: Convert to fraction form
519,028.04/716,283.24 = 292,668.68/x - Step 3: Cross multiply
519,028.04x = 716,283.24 × 292,668.68 - Step 4: Simplify right side
519,028.04x = 209,633,670,356.92 - Step 5: Solve for x
x = 209,633,670,356.92/519,028.04 - Step 6: Final answer
x = 403,896.62
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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.