Finding the Fourth Proportional to 519,028.06, 716,258.85 and 292,673.62
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Solution
The fourth proportional to 519,028.06, 716,258.85 and 292,673.62 is: 403,889.67
Step by Step Solution
- Step 1: Write the proportion equation
519,028.06 : 716,258.85 = 292,673.62 : x - Step 2: Convert to fraction form
519,028.06/716,258.85 = 292,673.62/x - Step 3: Cross multiply
519,028.06x = 716,258.85 × 292,673.62 - Step 4: Simplify right side
519,028.06x = 209,630,070,486.54 - Step 5: Solve for x
x = 209,630,070,486.54/519,028.06 - Step 6: Final answer
x = 403,889.67
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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.