Finding the Fourth Proportional to 750,849.35, 1,036,197.96 and 411,317.60
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Solution
The fourth proportional to 750,849.35, 1,036,197.96 and 411,317.60 is: 567,632.45
Step by Step Solution
- Step 1: Write the proportion equation
750,849.35 : 1,036,197.96 = 411,317.60 : x - Step 2: Convert to fraction form
750,849.35/1,036,197.96 = 411,317.60/x - Step 3: Cross multiply
750,849.35x = 1,036,197.96 × 411,317.60 - Step 4: Simplify right side
750,849.35x = 426,206,458,032.10 - Step 5: Solve for x
x = 426,206,458,032.10/750,849.35 - Step 6: Final answer
x = 567,632.45
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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.